ref: a63d9dfd4f4b214034c9a88a14b53635c10914d9
dir: /engine/battle/move_effects/sunny_day.asm/
BattleCommand_StartSun: ; 37c07 ; startsun ld a, WEATHER_SUN ld [wBattleWeather], a ld a, 5 ld [wWeatherCount], a call AnimateCurrentMove ld hl, SunGotBrightText jp StdBattleTextBox ; 37c1a