Ikoria: Lair of Behemoths

Regal Leosaur | Creature | Dinosaur Cat | Mutate {1}{R/W}{R/W} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, other creatures you control get +2/+1 until end of turn. | Ilse Gort

Savai Thundermane | Creature | Elemental Cat | Whenever you cycle a card, you may pay {2}. When you do, Savai Thundermane deals 2 damage to target creature and you gain 2 life. | Svetlin Velinov

Zenith Flare | Instant | | Zenith Flare deals X damage to any target and you gain X life, where X is the number of cards with a cycling ability in your graveyard. | Jonas De Ro

Channeled Force | Instant | | As an additional cost to cast this spell, discard X cards. Target player draws X cards. Channeled Force deals X damage to up to one target creature or planeswalker. | Randy Vargas

Lore Drakkis | Creature | Lizard Beast | Mutate {U/R}{U/R} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, return target instant or sorcery card from your graveyard to your hand. | Lucas Graciano

Sprite Dragon | Creature | Faerie Dragon | Flying, haste Whenever you cast a noncreature spell, put a +1/+1 counter on Sprite Dragon. | Gabor Szikszai

Sonorous Howlbonder | Creature | Human Warrior | Menace Each creature you control with menace can't be blocked except by three or more creatures. | Kimonas Theodossiou

Proud Wildbonder | Creature | Human Warrior | Trample Creatures you control with trample have "You may have this creature assign its combat damage as though it weren't blocked." | Dmitry Burmak