Corrupted Overlay Virus
Rank 0 - DARK - Cyberse/Xyz/Effect
2 Xyz Monsters with the same Rank.
(This card's Rank is always treated as 12.)
This card gains ATK and DEF equal to the combined ATK and DEF of all monsters attached to it as material. During your Standby Phase: Target 1 other monster on the field or in the Graveyard; attach it to this card as material. You can detach 1 Xyz Material from this card; destroy all monsters on the field with lesser ATK or DEF than this card's ATK. During the End Phase, if this card has no materials on it: Banish it.
2+ Level [x] Normal Monsters
You can choose the Rank, Type, stats, Attribute, etc; only requirement that it needs to require at least 2 Normals of same Level.