Horde Ambusher | Creature | Human Berserker | Whenever Horde Ambusher blocks, it deals 1 damage to you.
Morph—Reveal a red card in your hand. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Horde Ambusher is turned face up, target creature can't block this turn. | Tyler Jacobson
Jeering Instigator | Creature | Goblin Rogue | Morph {2}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Jeering Instigator is turned face up, if it's your turn, gain control of another target creature until end of turn. Untap that creature. It gains haste until end of turn. | Willian Murai
Leaping Master | Creature | Human Monk | {2}{W}: Leaping Master gains flying until end of turn. | Anastasia Ovchinnikova
Shatter | Instant | | Destroy target artifact. | Zoltan Boros
Tormenting Voice | Sorcery | | As an additional cost to cast this spell, discard a card.
Draw two cards. | Volkan Baǵa
Valley Dasher | Creature | Human Berserker | Haste
Valley Dasher attacks each combat if able. | Matt Stewart
War-Name Aspirant | Creature | Human Warrior | Raid — War-Name Aspirant enters the battlefield with a +1/+1 counter on it if you attacked this turn.
War-Name Aspirant can't be blocked by creatures with power 1 or less. | David Gaillet
Rattleclaw Mystic | Creature | Human Shaman | {T}: Add {G}, {U}, or {R}.
Morph {2} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Rattleclaw Mystic is turned face up, add {G}{U}{R}. | Tyler Jacobson
Deflecting Palm | Instant | | The next time a source of your choice would deal damage to you this turn, prevent that damage. If damage is prevented this way, Deflecting Palm deals that much damage to that source's controller. | Eric Deschamps
Ride Down | Instant | | Destroy target blocking creature. Creatures that were blocked by that creature this combat gain trample until end of turn. | Daarken
Mindswipe | Instant | | Counter target spell unless its controller pays {X}. Mindswipe deals X damage to that spell's controller. | Ryan Alexander Lee