Chandra, Dressed to Kill

[+1]: Add {R}. Chandra deals 1 damage to up to one target player or planeswalker.
[+1]: Exile the top card of your library. If it's red, you may cast it this turn.
[−7]: Exile the top five cards of your library. You may cast red spells from among them this turn. You get an emblem with "Whenever you cast a red spell, this emblem deals X damage to any target, where X is the amount of mana spent to cast that spell."