Horn of the Unicorn [BP02-EN134] Common SWSH061 You can only use this

You can only use this effect of "D/D Savant Thomas" once per turn

Set: Invasion of Chaos Card type: Effect Monster Rarity: Common Attack: 500 Defense: 1500 When this card is sent to the Graveyard

Set: Platinum: Rising Rivals Type: Darkness Rarity: Uncommon

except "Geargiano Mk-III"

Set: Structure Deck: Invincible Fortress Card type: Field Spell Rarity: Common Attack: 0 Defense: 0 If a Rock-Type monster in Defense Position is attacked

Horn of the Unicorn [BP02-EN134] Common SWSH061 You can only use thisSet: Battle Pack 2: War of the Giants Card type: Equip Spell Rarity: Common The equipped monster gains 700 ATK and DEF. When this card is sent from the field to the Graveyard: Return it to the top of the Deck.