ref: 18efb2fab3cec16c8f82ebec71b6c2201c349f1d
dir: /engine/battle/move_effects/destiny_bond.asm/
BattleCommand_DestinyBond: ld a, BATTLE_VARS_SUBSTATUS5 call GetBattleVarAddr set SUBSTATUS_DESTINY_BOND, [hl] call AnimateCurrentMove ld hl, DestinyBondEffectText jp StdBattleTextbox