Vicarius, Lorde do charco

+1: Draw a card. You may reveal it. If you do, create a number of 1/1 blue Lizard Beast tokens equal to it's converted mana cost.
-3: Sacrifice any number of Beast tokens. You summon a X/X Giant Lizard, with X being the number of tokens sacrificed.
-X: You may look at the top X cards from an opponent's deck. You may cast a card that costs X or less.