Dominaria

Bloodstone Goblin | Creature | Goblin Warrior | Whenever you cast a spell, if that spell was kicked, Bloodstone Goblin gets +1/+1 and gains menace until end of turn. (It can't be blocked except by two or more creatures.) | Magali Villeneuve

Frenzied Rage | Enchantment | Aura | Enchant creature Enchanted creature gets +2/+1 and has menace. (It can't be blocked except by two or more creatures.) | Simon Dominic

Ghitu Chronicler | Creature | Human Wizard | Kicker {3}{R} (You may pay an additional {3}{R} as you cast this spell.) When Ghitu Chronicler enters the battlefield, if it was kicked, return target instant or sorcery card from your graveyard to your hand. | Anthony Palumbo

Keldon Warcaller | Creature | Human Warrior | Whenever Keldon Warcaller attacks, put a lore counter on target Saga you control. | Aaron Miller

Run Amok | Instant | | Target attacking creature gets +3/+3 and gains trample until end of turn. | Svetlin Velinov