Libromancer Geek Boy [BACH-ENSP1] Ultra Rare McDonald's 25th Anniversary but banish them when they

but banish them when they leave the field

if a monster with the same name is in any GY (Quick Effect): You can negate the activation

If the card is a Magic Card

Destroy all face-up Attack Position monsters on your opponent's side of the field and inflict 1000 points of damage to your opponent's Life Points

Libromancer Geek Boy [BACH-ENSP1] Ultra Rare McDonald's 25th Anniversary but banish them when theySet: Battle of Chaos Card type: Effect Monster Rarity: Ultra Rare Attack: 800 Defense: 800 You can reveal 1 Ritual Monster in your hand: Special Summon this card from your hand. If this card is Special Summoned: You can add 1 "Libromancer" Spell from your Deck to your hand. You can only use each effect of "Libromancer Geek Boy" once per turn.