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

Demotion | Enchantment | Aura | Enchant creature Enchanted creature can't block, and its activated abilities can't be activated. | Joe Slucher

Enhanced Surveillance | Enchantment | | You may look at an additional two cards each time you surveil. Exile Enhanced Surveillance: Shuffle your graveyard into your library. | Grzegorz Rutkowski

Guild Summit | Enchantment | | When Guild Summit enters the battlefield, you may tap any number of untapped Gates you control. Draw a card for each Gate tapped this way. Whenever a Gate enters the battlefield under your control, draw a card. | Sidharth Chaturvedi

Street Riot | Enchantment | | As long as it's your turn, creatures you control get +1/+0 and have trample. | Tomasz Jedruszek

Disinformation Campaign | Enchantment | | When Disinformation Campaign enters the battlefield, you draw a card and each opponent discards a card. Whenever you surveil, return Disinformation Campaign to its owner's hand. | Anthony Palumbo