+wits (3)
At the beginning of your upkeep, if you have 200 or more cards in your library, you win the game.
When Champion of Wits enters, you may draw cards equal to its power. If you do, discard two cards.
Eternalize (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Snake Wizard with no mana cost. Eternalize only as a sorcery.)
When Merrow Witsniper enters, target player mills a card.
Gatherer works better in the Companion app!