Ranshi, the Grand Blaze

+1: Add three red mana to your mana pool. Spend this mana only to cast mono-red spells.
0: Deal 2 damage to target creature or player. If a creature dealt damage this way would die this turn, exile it instead.
-7: You get an emblem with "Whenever you cast a red instant or sorcery spell, this emblem deals 7 damage to any target."