ref: a09cfc0c36d01de5e56236e348b1b81aabf1ea40
dir: /engine/battle/move_effects/spikes.asm/
BattleCommand_Spikes: ; spikes ld hl, wEnemyScreens ld 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