Guilds of Ravnica

Conclave Tribunal | Enchantment | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) When Conclave Tribunal enters the battlefield, exile target nonland permanent an opponent controls until Conclave Tribunal leaves the battlefield. | Seb McKinnon

Crush Contraband | Instant | | Choose one or both — • Exile target artifact. • Exile target enchantment. | Jason A. Engle

Inspiring Unicorn | Creature | Unicorn | Whenever Inspiring Unicorn attacks, creatures you control get +1/+1 until end of turn. | Even Amundsen

Truefire Captain | Creature | Human Knight | Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) Whenever Truefire Captain is dealt damage, it deals that much damage to target player. | Chris Rallis

Conclave Cavalier | Creature | Centaur Knight | Vigilance When Conclave Cavalier dies, create two 2/2 green and white Elf Knight creature tokens with vigilance. | Tomasz Jedruszek