Dominaria

Fire Elemental | Creature | Elemental | | Joe Slucher

Firefist Adept | Creature | Human Wizard | When Firefist Adept enters the battlefield, it deals X damage to target creature an opponent controls, where X is the number of Wizards you control. | Lucas Graciano

Siege-Gang Commander | Creature | Goblin | When Siege-Gang Commander enters the battlefield, create three 1/1 red Goblin creature tokens. {1}{R}, Sacrifice a Goblin: Siege-Gang Commander deals 2 damage to any target. | Aaron Miller

Tiana, Ship's Caretaker | Legendary Creature | Angel Artificer | Flying, first strike Whenever an Aura or Equipment you control is put into a graveyard from the battlefield, you may return that card to its owner's hand at the beginning of the next end step. | Eric Deschamps

Garna, the Bloodflame | Legendary Creature | Human Warrior | Flash When Garna, the Bloodflame enters the battlefield, return to your hand all creature cards in your graveyard that were put there from anywhere this turn. Other creatures you control have haste. | Winona Nelson