Theros Beyond Death

Arena Trickster | Creature | Human Shaman | Whenever you cast your first spell during each opponent's turn, put a +1/+1 counter on Arena Trickster. | PINDURSKI

Flummoxed Cyclops | Creature | Cyclops | Reach Whenever two or more creatures your opponents control attack, Flummoxed Cyclops can't block this combat. | Mark Behm

Hero of the Games | Creature | Human Soldier | Whenever you cast a spell that targets Hero of the Games, creatures you control get +1/+0 until end of turn. | Josh Hass

Incendiary Oracle | Creature | Human Shaman | {1}{R}: Incendiary Oracle gets +1/+0 until end of turn. If a creature dealt damage by Incendiary Oracle this turn would die, exile it instead. | Cynthia Sheppard

Irreverent Revelers | Creature | Satyr | When Irreverent Revelers enters the battlefield, choose one — • Destroy target artifact. • Irreverent Revelers gains haste until end of turn. | Milivoj Ćeran

Nyxborn Brute | Enchantment Creature | Cyclops | | Zoltan Boros

Oread of Mountain's Blaze | Enchantment Creature | Nymph | {2}{R}, Discard a card: Draw a card. | Yigit Koroglu

Skophos Warleader | Creature | Minotaur Warrior | {R}, Sacrifice another creature or an enchantment: Skophos Warleader gets +1/+0 and gains menace until end of turn. (It can't be blocked except by two or more creatures.) | Svetlin Velinov

Stampede Rider | Creature | Satyr | Trample At the beginning of each combat, if you control a creature with power 4 or greater, Stampede Rider gets +1/+1 until end of turn. | Aaron Miller

Underworld Rage-Hound | Creature | Elemental Dog | Underworld Rage-Hound attacks each combat if able. Escape—{3}{R}, Exile three other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.) Underworld Rage-Hound escapes with a +1/+1 counter on it. | Tyler Walpole