ref: 08891da82254aa4051bf594d4abc2db8e4043d8f
dir: /engine/battle/move_effects/rain_dance.asm/
BattleCommand_StartRain: ; 37bf4 ; startrain ld a, WEATHER_RAIN ld [Weather], a ld a, 5 ld [WeatherCount], a call AnimateCurrentMove ld hl, DownpourText jp StdBattleTextBox ; 37c07