Dominaria

Kazarov, Sengir Pureblood | Legendary Creature | Vampire | Flying Whenever a creature an opponent controls is dealt damage, put a +1/+1 counter on Kazarov, Sengir Pureblood. {3}{R}: Kazarov deals 2 damage to target creature. | Igor Kieryluk

The First Eruption | Enchantment | Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — The First Eruption deals 1 damage to each creature without flying. II — Add {R}{R}. III — Sacrifice a Mountain. If you do, The First Eruption deals 3 damage to each creature. | Steven Belledin

Goblin Chainwhirler | Creature | Goblin Warrior | First strike When Goblin Chainwhirler enters the battlefield, it deals 1 damage to each opponent and each creature and planeswalker they control. | Svetlin Velinov

Haphazard Bombardment | Enchantment | | When Haphazard Bombardment enters the battlefield, choose four nonenchantment permanents you don't control and put an aim counter on each of them. At the beginning of your end step, if two or more permanents you don't control have an aim counter on them, destroy one of those permanents at random. | Jesper Ejsing

Jaya's Immolating Inferno | Legendary Sorcery | | (You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Jaya's Immolating Inferno deals X damage to each of up to three targets. | Noah Bradley

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

Squee, the Immortal | Legendary Creature | Goblin | You may cast Squee, the Immortal from your graveyard or from exile. | Svetlin Velinov

Two-Headed Giant | Creature | Giant Warrior | Whenever Two-Headed Giant attacks, flip two coins. If both coins come up heads, Two-Headed Giant gains double strike until end of turn. If both coins come up tails, Two-Headed Giant gains menace until end of turn. | Simon Dominic

Grand Warlord Radha | Legendary Creature | Elf Warrior | Haste Whenever one or more creatures you control attack, add that much mana in any combination of {R} and/or {G}. Until end of turn, you don't lose this mana as steps and phases end. | Anna Steinbauer

Jodah, Archmage Eternal | Legendary Creature | Human Wizard | Flying You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast. | Yongjae Choi

Clifftop Retreat | Land | | Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}. | Christine Choi

Sulfur Falls | Land | | Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain. {T}: Add {U} or {R}. | Cliff Childs