Finch, Twisted Mongrol

Shiver - Whenever a token enters the battlefield under your control you lose 1 life and add 1 mana of any color to your mana pool.

{4} - Finch gains indestructible until end of turn.
{6} - Finch gets +10/+10 and gains trample until end of turn.
{10} - Until end of turn whenever Finch deals combat damage to a player they exile the top 5 cards of their library. You may play cards from among them.