ref: 4246553f9d956b531f81c5cca453feaad07e5f52
dir: /engine/battle/move_effects/spikes.asm/
BattleCommand_Spikes: ; spikes ld hl, wEnemyScreens ldh a, [hBattleTurn] and a jr z, .asm_3768e ld hl, wPlayerScreens .asm_3768e ; Fails if spikes are already down! bit SCREENS_SPIKES, [hl] jr nz, .failed ; Nothing else stops it from working. set SCREENS_SPIKES, [hl] call AnimateCurrentMove ld hl, SpikesText jp StdBattleTextbox .failed jp FailMove