Ikoria: Lair of Behemoths

Jubilant Skybonder | Creature | Human Wizard | Flying Creatures you control with flying have "Spells your opponents cast that target this creature cost {2} more to cast." | Jesper Ejsing

General Kudro of Drannith | Legendary Creature | Human Soldier | Other Humans you control get +1/+1. Whenever General Kudro of Drannith or another Human enters the battlefield under your control, exile target card from an opponent's graveyard. {2}, Sacrifice two Humans: Destroy target creature with power 4 or greater. | Ryan Pancoast

Necropanther | Creature | Cat Nightmare | Mutate {2}{W/B}{W/B} (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 creature card with mana value 3 or less from your graveyard to the battlefield. | Jason A. Engle

Lurrus of the Dream-Den | Legendary Creature | Cat Nightmare | Companion — Each permanent card in your starting deck has mana value 2 or less. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} any time you could cast a sorcery.) Lifelink During each of your turns, you may cast one permanent spell with mana value 2 or less from your graveyard. | Slawomir Maniak

Zirda, the Dawnwaker | Legendary Creature | Elemental Fox | Companion — Each permanent card in your starting deck has an activated ability. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} any time you could cast a sorcery.) Abilities you activate that aren't mana abilities cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana. {1}, {T}: Target creature can't block this turn. | Jesper Ejsing

Alert Heedbonder | Creature | Human Scout | Vigilance At the beginning of your end step, you gain 1 life for each creature you control with vigilance. | Randy Vargas

Kaheera, the Orphanguard | Legendary Creature | Cat Beast | Companion — Each creature card in your starting deck is a Cat, Elemental, Nightmare, Dinosaur, or Beast card. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} any time you could cast a sorcery.) Vigilance Each other creature you control that's a Cat, Elemental, Nightmare, Dinosaur, or Beast gets +1/+1 and has vigilance. | Ryan Pancoast

Slitherwisp | Creature | Elemental Nightmare | Flash Whenever you cast another spell that has flash, you draw a card and each opponent loses 1 life. | Yigit Koroglu

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

Rielle, the Everwise | Legendary Creature | Human Wizard | Rielle, the Everwise gets +1/+0 for each instant and sorcery card in your graveyard. Whenever you discard one or more cards for the first time each turn, draw that many cards. | Yongjae Choi

Lutri, the Spellchaser | Legendary Creature | Elemental Otter | Companion — Each nonland card in your starting deck has a different name. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} any time you could cast a sorcery.) Flash When Lutri, the Spellchaser enters the battlefield, if you cast it, copy target instant or sorcery spell you control. You may choose new targets for the copy. | Lie Setiawan

Trumpeting Gnarr | Creature | Beast | Mutate {3}{G/U}{G/U} (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, create a 3/3 green Beast creature token. | Aaron Miller

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

Vadrok, Apex of Thunder | Legendary Creature | Elemental Dinosaur Cat | Mutate {1}{W/U}{R}{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.) Flying, first strike Whenever this creature mutates, you may cast target noncreature card with mana value 3 or less from your graveyard without paying its mana cost. | Zack Stella