Core Set 2021

Cancel | Instant | | Counter target spell. | Mathias Kollros

Frost Breath | Instant | | Tap up to two target creatures. Those creatures don't untap during their controller's next untap step. | Mike Bierek

Burn Bright | Instant | | Creatures you control get +2/+0 until end of turn. | Scott Murphy

Soul Sear | Instant | | Soul Sear deals 5 damage to target creature or planeswalker. That permanent loses indestructible until end of turn. | Mathias Kollros

Fungal Rebirth | Instant | | Return target permanent card from your graveyard to your hand. If a creature died this turn, create two 1/1 green Saproling creature tokens. | Nicholas Gregory

Invigorating Surge | Instant | | Put a +1/+1 counter on target creature you control, then double the number of +1/+1 counters on that creature. | Randy Vargas