ref: 2b4a4ccaab3d04fe593bcea9739f56c0673dad24
dir: /engine/battle/effect_commands/spikes.asm/
BattleCommand_Spikes: ; 37683 ; spikes ld hl, EnemyScreens ld a, [hBattleTurn] and a jr z, .asm_3768e ld hl, PlayerScreens .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 FailSpikes ; 376a0