diff --git a/server/tournament/views.py b/server/tournament/views.py
index aa24b96..ec33d43 100644
--- a/server/tournament/views.py
+++ b/server/tournament/views.py
@@ -48,11 +48,12 @@ PAGE_FIELDS = ['elements_every_page', 'page_index']
 def _get_page(result, elements_every_page, page_index):
     elements_every_page = int(elements_every_page)
     page_index = int(page_index)
+    total_row = len(result)
     total_page = math.ceil(len(result) / float(elements_every_page))
     begin = page_index * elements_every_page
     end = min((page_index+1) * elements_every_page, len(result))
     result = result[begin:end]
-    return result, total_page
+    return result, total_page, total_row
 
 def replay(request):
     if request.method == 'GET':
@@ -70,9 +71,9 @@ def query_game(request):
             return HttpResponse(json.dumps({'value': -1, 'info': 'elements_every_page and page_index should be given'}))
         filter_dict = {key: request.GET.get(key) for key in dict(request.GET).keys() if key not in PAGE_FIELDS}
         result = Game.objects.filter(**filter_dict).order_by('index')
-        result, total_page = _get_page(result, request.GET['elements_every_page'], request.GET['page_index'])
+        result, total_page, total_row = _get_page(result, request.GET['elements_every_page'], request.GET['page_index'])
         result = serializers.serialize('json', result, fields=('name', 'index', 'agent0', 'agent1', 'win', 'payoff'))
-        return HttpResponse(json.dumps({'value': 0, 'data': json.loads(result), 'total_page': total_page}))
+        return HttpResponse(json.dumps({'value': 0, 'data': json.loads(result), 'total_page': total_page, 'total_row': total_row}))
 
 def query_payoff(request):
     if request.method == 'GET':
@@ -82,15 +83,15 @@ def query_payoff(request):
         return HttpResponse(result)
 
 def query_agent_payoff(request):
-    if request.method == 'GET': 
+    if request.method == 'GET':
         if not PAGE_FIELDS[0] in request.GET or not PAGE_FIELDS[1] in request.GET:
             return HttpResponse(json.dumps({'value': -1, 'info': 'elements_every_page and page_index should be given'}))
         if not 'name' in request.GET:
             return HttpResponse(json.dumps({'value': -2, 'info': 'name should be given'}))
         result = list(Payoff.objects.filter(name=request.GET['name']).values('agent0').annotate(payoff = Avg('payoff')).order_by('-payoff'))
         print(result)
-        result, total_page = _get_page(result, request.GET['elements_every_page'], request.GET['page_index'])
-        return HttpResponse(json.dumps({'value': 0, 'data': result, 'total_page': total_page}))
+        result, total_page, total_row = _get_page(result, request.GET['elements_every_page'], request.GET['page_index'])
+        return HttpResponse(json.dumps({'value': 0, 'data': result, 'total_page': total_page, 'total_row': total_row}))
 
 @transaction.atomic
 def launch(request):
diff --git a/src/view/GameView/DoudizhuGameView.js b/src/view/GameView/DoudizhuGameView.js
index 22af3a0..13b15a6 100644
--- a/src/view/GameView/DoudizhuGameView.js
+++ b/src/view/GameView/DoudizhuGameView.js
@@ -15,7 +15,7 @@ import LinearProgress from '@material-ui/core/LinearProgress';
 import PlayArrowRoundedIcon from '@material-ui/icons/PlayArrowRounded';
 import PauseCircleOutlineRoundedIcon from '@material-ui/icons/PauseCircleOutlineRounded';
 import ReplayRoundedIcon from '@material-ui/icons/ReplayRounded';
-import NotInterestedIcon from '@material-ui/icons/NotInterested';
+// import NotInterestedIcon from '@material-ui/icons/NotInterested';
 import SkipNextIcon from '@material-ui/icons/SkipNext';
 import SkipPreviousIcon from '@material-ui/icons/SkipPrevious';
 import DialogTitle from "@material-ui/core/DialogTitle";
@@ -281,30 +281,30 @@ class DoudizhuGameView extends React.Component {
 
     computeProbabilityItem(idx){
         return <span className={"waiting"}>Currently Unavailable...</span>
-        if(this.state.gameInfo.gameStatus !== "ready" && this.state.gameInfo.turn < this.moveHistory.length){
-            let style = {};
-            style["backgroundColor"] = this.moveHistory[this.state.gameInfo.turn].probabilities.length > idx ? `rgba(63, 81, 181, ${this.moveHistory[this.state.gameInfo.turn].probabilities[idx].probability})` : "#bdbdbd";
-            return (
-                <div className={"playing"} style={style}>
-                    <div className="probability-move">
-                        {this.moveHistory[this.state.gameInfo.turn].probabilities.length > idx ?
-                            this.computeSingleLineHand(this.cardStr2Arr(this.moveHistory[this.state.gameInfo.turn].probabilities[idx].move))
-                            :
-                            <NotInterestedIcon fontSize="large" />
-                        }
-                    </div>
-                    {this.moveHistory[this.state.gameInfo.turn].probabilities.length > idx ?
-                        <div className={"non-card"}>
-                            <span>{this.moveHistory[this.state.gameInfo.turn].probabilities.length > idx ? `Probability ${(this.moveHistory[this.state.gameInfo.turn].probabilities[idx].probability * 100).toFixed(2)}%` : ""}</span>
-                        </div>
-                        :
-                        ""
-                    }
-                </div>
-            )
-        }else {
-            return <span className={"waiting"}>Waiting...</span>
-        }
+        // if(this.state.gameInfo.gameStatus !== "ready" && this.state.gameInfo.turn < this.moveHistory.length){
+        //     let style = {};
+        //     style["backgroundColor"] = this.moveHistory[this.state.gameInfo.turn].probabilities.length > idx ? `rgba(63, 81, 181, ${this.moveHistory[this.state.gameInfo.turn].probabilities[idx].probability})` : "#bdbdbd";
+        //     return (
+        //         <div className={"playing"} style={style}>
+        //             <div className="probability-move">
+        //                 {this.moveHistory[this.state.gameInfo.turn].probabilities.length > idx ?
+        //                     this.computeSingleLineHand(this.cardStr2Arr(this.moveHistory[this.state.gameInfo.turn].probabilities[idx].move))
+        //                     :
+        //                     <NotInterestedIcon fontSize="large" />
+        //                 }
+        //             </div>
+        //             {this.moveHistory[this.state.gameInfo.turn].probabilities.length > idx ?
+        //                 <div className={"non-card"}>
+        //                     <span>{this.moveHistory[this.state.gameInfo.turn].probabilities.length > idx ? `Probability ${(this.moveHistory[this.state.gameInfo.turn].probabilities[idx].probability * 100).toFixed(2)}%` : ""}</span>
+        //                 </div>
+        //                 :
+        //                 ""
+        //             }
+        //         </div>
+        //     )
+        // }else {
+        //     return <span className={"waiting"}>Waiting...</span>
+        // }
     }
 
     go2PrevGameState() {
diff --git a/src/view/LeaderBoard.js b/src/view/LeaderBoard.js
index 607295f..5265553 100644
--- a/src/view/LeaderBoard.js
+++ b/src/view/LeaderBoard.js
@@ -34,32 +34,55 @@ const modelList = [
 ];
 
 function LeaderBoard () {
+    const initRowsPerPage = 10;
+    const [rowsPerPage, setRowsPerPage] = React.useState(initRowsPerPage);
+    const [page, setPage] = React.useState(0);
+    const [rowsTotal, setRowsTotal] = React.useState(0);
     const [rows, setRows] = React.useState([]);
 
     const { type, name } = qs.parse(window.location.search);
     let requestUrl = `${apiUrl}/tournament/`;
     if (type === 'game') {
-        requestUrl += `query_game?name=${name}`
+        requestUrl += `query_agent_payoff?name=${name}&elements_every_page=${rowsPerPage}&page_index=${page}`
     } else if (type === 'agent') {
-        requestUrl += `query_game?agent0=${name}`
+        requestUrl += `query_game?agent0=${name}&elements_every_page=${rowsPerPage}&page_index=${page}`
     }
     console.log(requestUrl);
 
+    // todo: detect type change then reset page and page size
+
     useEffect(() => {
         async function fetchData() {
             const res = await axios.get(requestUrl);
-            console.log('wdnmd', res);
-            setRows(res.data.map((resRow) => {return createData(resRow);}));
+            console.log(res);
+            if (type === 'game') {
+                setRows(res.data.data.map((resRow, index) => {
+                    const rank = rowsPerPage * page + index + 1;
+                    return createLeaderBoardData(resRow, rank);
+                }));
+            } else if (type === 'agent') {
+                setRows(res.data.data.map((resRow) => {return createData(resRow);}));
+            }
+            setRowsTotal(res.data.total_row)
         }
         fetchData();
-    }, [requestUrl])
+    }, [requestUrl, page, rowsPerPage, type])
 
     return (
         <div>
             <MenuBar gameList={gameList} modelList={modelList} />
             <div style={{marginLeft: '250px'}}>
                 <div style={{padding: 20}}>
-                    <EnhancedTable tableRows={rows} routeInfo={{type, name}}/>
+                    <EnhancedTable
+                        tableRows={rows}
+                        routeInfo={{type, name}}
+                        page={page}
+                        setPage={(q) => {setPage(q)}}
+                        rowsPerPage={rowsPerPage}
+                        setRowsPerPage={(q) => {setRowsPerPage(q)}}
+                        rowsTotal={rowsTotal}
+                        type={type}
+                    />
                 </div>
             </div>
         </div>
@@ -78,7 +101,15 @@ function createData(resData) {
     };
 }
 
-const headCells = [
+function createLeaderBoardData(resData, rank) {
+    return {
+        rank: rank,
+        agent: resData.agent0,
+        payoff: resData.payoff
+    }
+}
+
+const agentHeadCells = [
     { id: 'id', numeric: false, disablePadding: false, label: 'ID' },
     { id: 'game', numeric: false, disablePadding: false, label: 'Game' },
     { id: 'agent0', numeric: false, disablePadding: false, label: 'Agent 0' },
@@ -88,6 +119,12 @@ const headCells = [
     { id: 'replay', numeric: false, disablePadding: false, label: 'Replay' }
 ];
 
+const leaderBoardHeadCells = [
+    { id: 'rank', numeric: false, disablePadding: false, label: 'Rank' },
+    { id: 'agent', numeric: false, disablePadding: false, label: 'Agent' },
+    { id: 'payoff', numeric: false, disablePadding: false, label: 'Payoff' }
+];
+
 const StyledTableCell = withStyles((theme) => ({
     head: {
         backgroundColor: '#373538',
@@ -97,7 +134,8 @@ const StyledTableCell = withStyles((theme) => ({
     }
 }))(TableCell);
 
-function EnhancedTableHead() {
+function EnhancedTableHead(props) {
+    const {headCells} = props;
     return (
         <TableHead>
             <TableRow>
@@ -115,11 +153,6 @@ function EnhancedTableHead() {
     );
 }
 
-EnhancedTableHead.propTypes = {
-    classes: PropTypes.object.isRequired,
-    rowCount: PropTypes.number.isRequired,
-};
-
 const useToolbarStyles = makeStyles((theme) => ({
     root: {
         paddingLeft: theme.spacing(2),
@@ -206,17 +239,98 @@ const useStyles = makeStyles((theme) => ({
     },
 }));
 
-const EnhancedTable = (props) => {
-    const initRowsPerPage = 10;
-    const { tableRows, routeInfo } = props;
+const LeaderBoardTableContent = (props) => {
+    const { tableRows, rowsPerPage, page, rowsTotal, headCells } = props;
     const classes = useStyles();
-    const [rowsPerPage, setRowsPerPage] = React.useState(initRowsPerPage);
-    const [page, setPage] = React.useState(0);
+    const emptyRows = rowsPerPage - Math.min(rowsPerPage, rowsTotal - page * rowsPerPage);
+    return (
+        <TableContainer>
+            <Table
+                className={classes.table}
+                aria-labelledby="tableTitle"
+                size={'medium'}
+                aria-label="enhanced table"
+            >
+                <EnhancedTableHead headCells={headCells}/>
+                <TableBody>
+                    {tableRows.map((row, index) => {
+                        const labelId = `enhanced-table-checkbox-${index}`;
+                        return (
+                            <TableRow
+                                hover
+                                role="checkbox"
+                                tabIndex={-1}
+                                key={row.rank}
+                            >
+                                <TableCell component="th" id={labelId} scope="row">
+                                    {row.rank}
+                                </TableCell>
+                                <TableCell>{row.agent}</TableCell>
+                                <TableCell>{row.payoff}</TableCell>
+                            </TableRow>
+                        );
+                    })}
+                    {emptyRows > 0 && (
+                        <TableRow style={{ height: 53 * emptyRows }}>
+                            <TableCell colSpan={3} />
+                        </TableRow>
+                    )}
+                </TableBody>
+            </Table>
+        </TableContainer>
+    )
+}
 
-    useEffect(() => {
-        setRowsPerPage(initRowsPerPage);
-        setPage(0);
-    }, [tableRows]);
+const AgentTableContent = (props) => {
+    const { tableRows, rowsPerPage, page, rowsTotal, headCells } = props;
+    const classes = useStyles();
+    const emptyRows = rowsPerPage - Math.min(rowsPerPage, rowsTotal - page * rowsPerPage);
+    return (
+        <TableContainer>
+            <Table
+                className={classes.table}
+                aria-labelledby="tableTitle"
+                size={'medium'}
+                aria-label="enhanced table"
+            >
+                <EnhancedTableHead headCells={headCells}/>
+                <TableBody>
+                    {tableRows.map((row, index) => {
+                        const labelId = `enhanced-table-checkbox-${index}`;
+                        return (
+                            <TableRow
+                                hover
+                                role="checkbox"
+                                tabIndex={-1}
+                                key={row.id}
+                            >
+                                <TableCell component="th" id={labelId} scope="row">
+                                    {row.id}
+                                </TableCell>
+                                <TableCell>{row.game}</TableCell>
+                                <TableCell>{row.agent0}</TableCell>
+                                <TableCell>{row.agent1}</TableCell>
+                                <TableCell>{row.win}</TableCell>
+                                <TableCell>{row.payoff}</TableCell>
+                                <TableCell><a style={{display: "table-cell"}} href={row.replayUrl} rel="noopener noreferrer" target="_blank"><PlayCircleOutlineIcon style={{verticalAlign: "middle"}}/></a></TableCell>
+                            </TableRow>
+                        );
+                    })}
+                    {emptyRows > 0 && (
+                        <TableRow style={{ height: 53 * emptyRows }}>
+                            <TableCell colSpan={7} />
+                        </TableRow>
+                    )}
+                </TableBody>
+            </Table>
+        </TableContainer>
+    )
+}
+
+const EnhancedTable = (props) => {
+
+    const { tableRows, routeInfo, rowsPerPage, page, setPage, setRowsPerPage, rowsTotal, type } = props;
+    const classes = useStyles();
 
     const handleChangePage = (event, newPage) => {
         setPage(newPage);
@@ -227,59 +341,23 @@ const EnhancedTable = (props) => {
         setPage(0);
     };
 
-    const emptyRows = rowsPerPage - Math.min(rowsPerPage, tableRows.length - page * rowsPerPage);
+    let tableContent = '';
+    if (type === 'game') {
+        tableContent = <LeaderBoardTableContent headCells={leaderBoardHeadCells} tableRows={tableRows} rowsPerPage={rowsPerPage} page={page} rowsTotal={rowsTotal}/>;
+    } else if (type === 'agent') {
+        tableContent = <AgentTableContent headCells={agentHeadCells} tableRows={tableRows} rowsPerPage={rowsPerPage} page={page} rowsTotal={rowsTotal}/>;
+    }
 
     return (
         <div className={classes.root}>
             <Paper className={classes.paper}>
                 <EnhancedTableToolbar routeInfo={routeInfo}/>
-                <TableContainer>
-                    <Table
-                        className={classes.table}
-                        aria-labelledby="tableTitle"
-                        size={'medium'}
-                        aria-label="enhanced table"
-                    >
-                        <EnhancedTableHead
-                            classes={classes}
-                            rowCount={tableRows.length}
-                        />
-                        <TableBody>
-                            {tableRows
-                                .slice(page * rowsPerPage, page * rowsPerPage + rowsPerPage)
-                                .map((row, index) => {
-                                    const labelId = `enhanced-table-checkbox-${index}`;
-                                    return (
-                                        <TableRow
-                                            hover
-                                            role="checkbox"
-                                            tabIndex={-1}
-                                            key={row.id}
-                                        >
-                                            <TableCell component="th" id={labelId} scope="row">
-                                                {row.id}
-                                            </TableCell>
-                                            <TableCell>{row.game}</TableCell>
-                                            <TableCell>{row.agent0}</TableCell>
-                                            <TableCell>{row.agent1}</TableCell>
-                                            <TableCell>{row.win}</TableCell>
-                                            <TableCell>{row.payoff}</TableCell>
-                                            <TableCell><a style={{display: "table-cell"}} href={row.replayUrl} target="_blank"><PlayCircleOutlineIcon style={{verticalAlign: "middle"}}/></a></TableCell>
-                                        </TableRow>
-                                    );
-                                })}
-                            {emptyRows > 0 && (
-                                <TableRow style={{ height: 53 * emptyRows }}>
-                                    <TableCell colSpan={6} />
-                                </TableRow>
-                            )}
-                        </TableBody>
-                    </Table>
-                </TableContainer>
+                {tableContent}
                 <TablePagination
-                    rowsPerPageOptions={[10, 50, 100]}
+                    // todo: remove testing page size option
+                    rowsPerPageOptions={[2, 10, 50, 100]}
                     component="div"
-                    count={tableRows.length}
+                    count={rowsTotal}
                     rowsPerPage={rowsPerPage}
                     page={page}
                     onChangePage={handleChangePage}