Ember Swallower | Creature | Elemental | {5}{R}{R}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
When Ember Swallower becomes monstrous, each player sacrifices three lands. | Slawomir Maniak
Firedrinker Satyr | Creature | Satyr Shaman | Whenever Firedrinker Satyr is dealt damage, it deals that much damage to you.
{1}{R}: Firedrinker Satyr gets +1/+0 until end of turn and deals 1 damage to you. | Anthony Palumbo
Labyrinth Champion | Creature | Human Warrior | Heroic — Whenever you cast a spell that targets Labyrinth Champion, Labyrinth Champion deals 2 damage to any target. | Chase Stone
Rageblood Shaman | Creature | Minotaur Shaman | Trample
Other Minotaur creatures you control get +1/+1 and have trample. | Mike Bierek
Titan of Eternal Fire | Creature | Giant | Each Human creature you control has "{R}, {T}: This creature deals 1 damage to any target." | Aleksi Briclot
Anax and Cymede | Legendary Creature | Human Soldier | First strike, vigilance
Heroic — Whenever you cast a spell that targets Anax and Cymede, creatures you control get +1/+1 and gain trample until end of turn. | Willian Murai
Tymaret, the Murder King | Legendary Creature | Zombie Warrior | {1}{R}, Sacrifice another creature: Tymaret, the Murder King deals 2 damage to target player or planeswalker.
{1}{B}, Sacrifice a creature: Return Tymaret from your graveyard to your hand. | Volkan Baǵa
Polis Crusher | Creature | Cyclops | Trample, protection from enchantments
{4}{R}{G}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
Whenever Polis Crusher deals combat damage to a player, if Polis Crusher is monstrous, destroy target enchantment that player controls. | Chase Stone