ref: c140af9e598c42492de4420c5a2f107b772b98a9
dir: /battle/effects/spikes.asm/
BattleCommand56: ; 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 Function0x37e01 ld hl, SpikesText jp StdBattleTextBox .failed jp Function0x37354 ; 376a0