Sylveon (XY04) [XY: Black Star Promos] 153 destroy all monsters on your

destroy all monsters on your side of the field and lose Life Points equal to half the total ATK of the destroyed monsters

Both players then pick up 5 cards from the top of their respective Decks and Special Summon all Level 4 or lower Monster Cards among them on the field in face-up Attack Position or face-down Defense Position

or activate an Effect Monster's effect

except "Unchained Twins - Aruha"

Set: Speed Duel: Trials of the Kingdom Card type: Skill Rarity: Ultra Rare Activate this Skill during your Main Phase

Sylveon (XY04) [XY: Black Star Promos] 153 destroy all monsters on yourSet: XY: Black Star Promos Type: Fairy Rarity: Promo Retreat cost: Colorless