Machina Metalcruncher [MP21-EN094] Prismatic Secret Rare

Set: 2021 Tin of Ancient Battles Card type: Effect Monster Rarity: Prismatic Secret Rare Attack: 2800 Defense: 0 If you control no face-up cards, you can Normal Summon this card without Tributing, but its original ATK becomes 1800. If this card is Normal or Special Summoned: You can reveal 3 EARTH Machine monsters from your Deck, then your opponent randomly adds 1 of them to your hand, and you shuffle the rest back into your Deck. You can only use this effect of "Machina Metalcruncher" once per turn.