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PlayerTeleportEvent and instantly removes stuck infinite invisibility and hidden states if the player is no longer in any arena.performIndividualCleanup(Player) for fast, targeted cleanup on teleport.No new configuration options – works automatically.
No more invisible players in the lobby – guaranteed.

Fixes Bedwars1058 spectator collision box, invisibility particles, and held item visibility while preserving spectator items (compass, etc.). Supports spectating players by clicking on them and properly resets when sneaking.