Ravnica Allegiance

Absorb | Instant | | Counter target spell. You gain 3 life. | Izzy

Deputy of Detention | Creature | Vedalken Wizard | When Deputy of Detention enters the battlefield, exile target nonland permanent an opponent controls and all other nonland permanents that player controls with the same name as that permanent until Deputy of Detention leaves the battlefield. | G-host Lee

Lavinia, Azorius Renegade | Legendary Creature | Human Soldier | Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. | Steven Belledin

Warrant | Instant | | Put target attacking or blocking creature on top of its owner's library. | Matt Stewart

Ethereal Absolution | Enchantment | | Creatures you control get +1/+1. Creatures your opponents control get -1/-1. {2}{W}{B}: Exile target card from an opponent's graveyard. If it was a creature card, you create a 1/1 white and black Spirit creature token with flying. | Eric Deschamps

Kaya's Wrath | Sorcery | | Destroy all creatures. You gain life equal to the number of creatures you controlled that were destroyed this way. | Victor Adame Minguez

Teysa Karlov | Legendary Creature | Human Advisor | If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time. Creature tokens you control have vigilance and lifelink. | Magali Villeneuve

Revival | Sorcery | | Return target creature card with mana value 3 or less from your graveyard to the battlefield. | Paul Scott Canavan