Copycat [BP02-EN058] Mosaic Rare Turtle you must select the Toon

you must select the Toon Monster as an attack target

While an opponent is searching their library

Set: Secret Lair Drop Series Type: Artifact Creature — Construct Rarity: Rare Cost: {X}{X} Walking Ballista enters the battlefield with X +1/+1 counters on it

then Special Summon 1 Level 4 monster from your hand

Copycat [BP02-EN058] Mosaic Rare Turtle you must select the ToonSet: Battle Pack 2: War of the Giants Card type: Effect Monster Rarity: Mosaic Rare Attack: 0 Defense: 0 When this card is Summoned: Target 1 face up monster your opponent controls; this card's ATK and DEF become equal to that monster's original ATK and DEF.