Ravnica Allegiance

Archway Angel | Creature | Angel | Flying When Archway Angel enters the battlefield, you gain 2 life for each Gate you control. | Milivoj Ćeran

Rumbling Ruin | Creature | Elemental | When Rumbling Ruin enters the battlefield, count the number of +1/+1 counters on creatures you control. Creatures your opponents control with power less than or equal to that number can't block this turn. | Jakub Kasper

Azorius Skyguard | Creature | Human Knight | Flying, first strike Creatures your opponents control get -1/-0. | Gabor Szikszai