Ranis of the Purge-Wood

Whenever you sacrifice a permanent, reveal the top card of your library. If the revealed card shares a permanent type with the sacrificed permanent, you may put the revealed card into your hand. If the sacrificed permanent had a mana value of 4 or greater, you may put the revealed card onto the battlefield instead.
Sacrifice a permanent with mana value X and pay X life: Put X +1/+1 counters