Lynaida Carver, Bio Genius

On your upkeep, create 2 3/3 green beast tokens with trample on the battlefield.
Sacrifice X beast tokens: Exile X cards from the top of your library and you may cast any cards costing X or less from exile this way. Put all exiled cards on the bottom of your library in any order.
{g}{u}: Draw two cards, then put a card on the top of your library.