Mystic Fighters Booster Pack (null) - Mystic Fighters Condition:Lightly Played Card TextYou can only activate

Card TextYou can only activate this card when a monster on your opponent's side of the field in face-up Attack Position is changed to face-up Defense Position

or cards with the same name for the rest of this turn

That monster loses 500 ATK while equipped with this card

if this effect was activated this turn (and was not negated): You can Special Summon this card from your GY

Card Text4 level 5 monsters // When this card is Special Summoned: You can target 1 Spell/Trap Card on the field

Mystic Fighters Booster Pack (null) - Mystic Fighters Condition:Lightly Played Card TextYou can only activateTypenull null Card TextEach booster pack contains 5 random cards.