Wilds of Eldraine

Belligerent of the Ball | Creature | Ogre Warrior | Celebration — At the beginning of combat on your turn, if two or more nonland permanents entered the battlefield under your control this turn, target creature you control gets +1/+0 and gains menace until end of turn. (It can't be blocked except by two or more creatures.) | Pascal Quidault

Goddric, Cloaked Reveler | Legendary Creature | Human Noble | Haste Celebration — As long as two or more nonland permanents entered the battlefield under your control this turn, Goddric, Cloaked Reveler is a Dragon with base power and toughness 4/4, flying, and "{R}: Dragons you control get +1/+0 until end of turn." (It loses all other creature types.) | Jason A. Engle

Merry Bards | Creature | Human Bard | When Merry Bards enters the battlefield, you may pay {1}. When you do, create a Young Hero Role token attached to target creature you control. (If you control another Role on it, put that one into the graveyard. Enchanted creature has "Whenever this creature attacks, if its toughness is 3 or less, put a +1/+1 counter on it.") | Iris Compiet

Minecart Daredevil | Creature | Dwarf Knight | | Edgar Sánchez Hidalgo

Redcap Thief | Creature | Goblin Rogue | When Redcap Thief enters the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") | Vincent Christiaens

Unruly Catapult | Artifact Creature | Construct | Defender {T}: Unruly Catapult deals 1 damage to each opponent. Whenever you cast an instant or sorcery spell, untap Unruly Catapult. | Vincent Christiaens

Imodane's Recruiter | Creature | Human Knight | When Imodane's Recruiter enters the battlefield, creatures you control get +1/+0 and gain haste until end of turn. | Nestor Ossandon Leal

Kellan, the Fae-Blooded | Legendary Creature | Human Faerie | Double strike Other creatures you control get +1/+0 for each Aura and Equipment attached to Kellan, the Fae-Blooded. | Anna Steinbauer

Rowan, Scion of War | Legendary Creature | Human Wizard | Menace {T}: Spells you cast this turn that are black and/or red cost {X} less to cast, where X is the amount of life you lost this turn. Activate only as a sorcery. | Magali Villeneuve

Totentanz, Swarm Piper | Legendary Creature | Human Warlock Bard | Whenever Totentanz, Swarm Piper or another nontoken creature you control dies, create a 1/1 black Rat creature token with "This creature can't block." {1}{B}: Target attacking Rat you control gains deathtouch until end of turn. | Matt Stewart

Beluna Grandsquall | Legendary Creature | Giant Noble | Trample Permanent spells you cast that have an Adventure cost {1} less to cast. | Victor Adame Minguez