Ikoria: Lair of Behemoths

Boot Nipper | Creature | Beast | Boot Nipper enters the battlefield with your choice of a deathtouch counter or a lifelink counter on it. | Nicholas Gregory

Corpse Churn | Instant | | Mill three cards, then you may return a creature card from your graveyard to your hand. (To mill a card, put the top card of your library into your graveyard.) | Lars Grant-West

Durable Coilbug | Creature | Insect | {4}{B}: Return Durable Coilbug from your graveyard to your hand. | Milivoj Ćeran

Unexpected Fangs | Instant | | Put a +1/+1 counter and a lifelink counter on target creature. | Jesper Ejsing

Unlikely Aid | Instant | | Target creature gets +2/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.) | Randy Vargas