Piplup (042) [Mega Evolution Promo] 058 you can reveal 1 "Iron

you can reveal 1 "Iron Core of Koa'ki Meiru" in your hand to Special Summon 1 Level 4 or lower "Koa'ki Meiru" monster from your Deck

Set: Duel Terminal 7 Card type: Effect Monster Rarity: Common Attack: 1550 Defense: 1450 If your opponent controls more monsters than you do

You can only use this effect of "Animadorned Archosaur" once per turn

Set: Scarlet & Violet: Paldea Evolved Type: Water Rarity: Special Illustration Rare Retreat cost: Colorless

Set: Sun & Moon: Black Star Promos Type: Grass Rarity: Black Star Promo Retreat cost: Colorless

Piplup (042) [Mega Evolution Promo] 058 you can reveal 1 "IronSet: Mega Evolution Promo Type: Water Rarity: Promo Retreat cost: Colorless