
Secure the Wastes | Instant | | Create X 1/1 white Warrior creature tokens. | Scott Murphy

Silence | Instant | | Your opponents can't cast spells this turn. | Wayne Reynolds

Consider | Instant | | Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
Draw a card. | Zezhou Chen

Mizzium Skin | Instant | | Target creature you control gets +0/+1 and gains hexproof until end of turn.
Overload {1}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.") | Scott Chou

Quicken | Instant | | The next sorcery spell you cast this turn can be cast as though it had flash. (It can be cast any time you could cast an instant.)
Draw a card. | Aleksi Briclot

Rapid Hybridization | Instant | | Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token. | Jack Wang

Retraction Helix | Instant | | Until end of turn, target creature gains "{T}: Return target nonland permanent to its owner's hand." | Phill Simmer

Supernatural Stamina | Instant | | Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control." | Christopher Moeller

Dark Betrayal | Instant | | Destroy target black creature. | Nils Hamm

Touch of Moonglove | Instant | | Target creature you control gets +1/+0 and gains deathtouch until end of turn. Whenever a creature dealt damage by that creature dies this turn, its controller loses 2 life. (Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.) | Scott Murphy

Coordinated Assault | Instant | | Up to two target creatures each get +1/+0 and gain first strike until end of turn. (They deal combat damage before creatures without first strike.) | John Severin Brassell

Wild Slash | Instant | | Ferocious — If you control a creature with power 4 or greater, damage can't be prevented this turn.
Wild Slash deals 2 damage to any target. | Raymond Swanland

Expedite | Instant | | Target creature gains haste until end of turn.
Draw a card. | Kieran Yanner

Aspect of Hydra | Instant | | Target creature gets +X/+X until end of turn, where X is your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.) | Mark Winters

Fog | Instant | | Prevent all combat damage that would be dealt this turn. | Jaime Jones

Natural State | Instant | | Destroy target artifact or enchantment with mana value 3 or less. | Volkan Baǵa