Rath, The Red Mage

+1: You may discard a card. If you do, add that cards converted mana cost to your mana pool and draw a card.
-2: Create a 5/5 elemental creature token with haste and "if this creature becomes the target of a spell sacrifice it".
-6: Exile any number of cards from your hand, add the cards converted mana costs to your manapool, and draw that many cards.