Curse of Fiend (25th Anniversary) [SRL-EN032] Common

Set: Spell Ruler (25th Anniversary Edition) Card type: Normal Spell Rarity: Common Change the battle positions of all Attack Position monsters on the fields to Defense Position and vice-versa. These positions cannot be changed during the turn this card is activated except by the effect of a Spell, Trap or Effect Monster Card. You can only activate this card during your Standby Phase.