+1: Create two 3/1 red Elemental creature tokens with haste. Exile them at the beginning of the next end step.
0: Discard all the cards in your hand, then draw that many cards plus one.
−X: Chandra, Flamecaller deals X damage to each creature.
1/22/2016 You can activate Chandra’s second ability while you have an empty hand. If you do, you’ll draw one card.
4/8/2016 For Chandra’s second ability, it doesn’t matter if the cards don’t go to your graveyard because of a replacement effect. For example, cards with madness discarded this way will still count toward the number of cards you discarded.