Haste Whenever Squee attacks, create a 1/1 red Goblin creature token that's tapped and attacking. You may cast this card from your graveyard by paying {3}{R} and exiling four other cards from your graveyard rather than paying its mana cost.

+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."

Nahiri's Warcrafting deals 5 damage to target creature, planeswalker, or battle. Look at the top X cards of your library, where X is the excess damage dealt this way. You may exile one of those cards. Put the rest on the bottom of your library in a random order. You may play the exiled card this turn.

This spell costs {1} less to cast for each creature that attacked this turn. Witchstalker Frenzy deals 5 damage to target creature.

{T}: Add {R}. Channel — {3}{R}, Discard this card: Create two 1/1 colorless Spirit creature tokens. They gain haste until end of turn. This ability costs {1} less to activate for each legendary creature you control.