diff --git a/srcs/frontend/js/tournament.js b/srcs/frontend/js/tournament.js
index 8b292c7..6f0755f 100644
--- a/srcs/frontend/js/tournament.js
+++ b/srcs/frontend/js/tournament.js
@@ -45,8 +45,9 @@ function startTournament(playerCount) {
     const players = [];
     for (let i = 1; i <= playerCount; i++) {
         let playerName = prompt(`Enter name for Player ${i}:`);
-        playerName = playerName.replace(/[^a-z0-9]/gi, '').substring(0, 7);
-        players.push(playerName || `Player ${i}`);
+        if (playerName)
+            playerName = playerName.replace(/[^a-z0-9]/gi, '').substring(0, 7);
+        players.push(playerName || `X ${i}`);
     }
     shuffleArray(players);
     showTournament(players, playerCount);