leviathan mtg card Segovian look at the top two cards of your library All 28 Leviathans in Magic

And there we go with my list

(4/17/2020) If the power of the target creature cards change while in your graveyard, most likely because one has a characteristic-defining ability that defines a * in its power, the total power of the creatures may become greater than 10

You need some knowledge about how the opposing deck is using their graveyard, so you know when to crack this

Cycling ( , Discard this card: Draw a card.) Legendary Artifact Color tag templates(None) Artifact (CTRL to add secondary) Creature Qty: 41 Price: $108.89 Armorcraft Judge When this creature enters, draw a card for each creature you control with a +1/+1 counter on it