Oh then no, I suggest making a live player counter:
connect a tracked property to the counter. and then a checker.
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Make it where it checks the value of a property on (lifecycle-game start), then if the property is the value of 2, connect it to end game. This will automatically end the game if it is more than 1 player. [If this glitches and ends the connect at the start of the game, then have a wire repeater with a set delay. Should look something like this:
