Omarthis, Ghostfire Initiate [Commander Masters] Archon Detective When Dragon's Eye Savants is

When Dragon's Eye Savants is turned face up

Set: Invasion Type: Sorcery Rarity: Rare Cost: {4}{W} Separate all creature cards in your graveyard into two piles

Set: Commander 2011 Type: Sorcery Rarity: Rare Cost: {W} Join forces — Starting with you

but how could that be

" —*Phyrexian Scriptures*

Omarthis, Ghostfire Initiate [Commander Masters] Archon Detective When Dragon's Eye Savants isSet: Commander Masters Type: Legendary Creature Spirit Naga Rarity: Mythic Cost: {X}{X} Omarthis, Ghostfire Initiate enters the battlefield with X +1 +1 counters on it. Whenever you put one or more +1 +1 counters on another colorless creature, you may put a +1 +1 counter on Omarthis. When Omarthis dies, manifest a number of cards from the top of your library equal to the number of counters on it.