📜 Game Rules & Loop:
1.
Defeat Wave Enemies: Clear all skeletons to earn rare weapon loot drops.
2.
Rest & Gear Up: HP restores gradually after wave clear. Compare & swap weapons with E.
3.
Summon Next Wave: Stand at the map center beacon and press E.
4.
Death & Checkpoints: Dying rolls back 1 wave (protected by 5-wave checkpoints: 1, 6, 11...).