Archmage of Runes | Creature | Giant Wizard | Instant and sorcery spells you cast cost {1} less to cast.
Whenever you cast an instant or sorcery spell, draw a card. | Kai Carpenter
Curator of Destinies | Creature | Sphinx | This spell can't be countered.
Flying
When this creature enters, look at the top five cards of your library and separate them into a face-down pile and a face-up pile. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard. | Ralph Horsley
Drake Hatcher | Creature | Human Wizard | Vigilance, prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever this creature deals combat damage to a player, put that many incubation counters on it.
Remove three incubation counters from this creature: Create a 2/2 blue Drake creature token with flying. | Chris Rallis
High Fae Trickster | Creature | Faerie Wizard | Flash (You may cast this spell any time you could cast an instant.)
Flying
You may cast spells as though they had flash. | Justyna Dura
Homunculus Horde | Creature | Homunculus | Whenever you draw your second card each turn, create a token that's a copy of this creature. | Adrián Rodríguez Pérez
Kiora, the Rising Tide | Legendary Creature | Merfolk Noble | When Kiora enters, draw two cards, then discard two cards.
Threshold — Whenever Kiora attacks, if there are seven or more cards in your graveyard, you may create Scion of the Deep, a legendary 8/8 blue Octopus creature token. | Julian Kok Joon Wen
Kykar, Zephyr Awakener | Legendary Creature | Bird Wizard | Flying
Whenever you cast a noncreature spell, choose one —
• Exile another target creature you control. Return that card to the battlefield under its owner's control at the beginning of the next end step.
• Create a 1/1 white Spirit creature token with flying. | Dmitry Burmak
Consuming Aberration | Creature | Horror | Consuming Aberration's power and toughness are each equal to the number of cards in your opponents' graveyards.
Whenever you cast a spell, each opponent reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard. | Karl Kopinski
Koma, World-Eater | Legendary Creature | Serpent | This spell can't be countered.
Trample, ward {4}
Whenever Koma deals combat damage to a player, create four 3/3 blue Serpent creature tokens named Koma's Coil. | Mark Zug