ref: 18efb2fab3cec16c8f82ebec71b6c2201c349f1d
dir: /engine/battle/move_effects/mist.asm/
BattleCommand_Mist: ld a, BATTLE_VARS_SUBSTATUS4 call GetBattleVarAddr bit SUBSTATUS_MIST, [hl] jr nz, .already_mist set SUBSTATUS_MIST, [hl] call AnimateCurrentMove ld hl, MistText jp StdBattleTextbox .already_mist call AnimateFailedMove jp PrintButItFailed