Vannifar, Evolved Enigma Vannifar is the current prime speaker of the Simic Combine
One of the cards in the meld pair has an ability that specifies what you need to do to trigger the meld
Eureka Rarity: Mythic Rare TYPE: Sorcery SUBTYPE: - CMC: 4 Mana cost: USD: $470.49 EUR: 390.30 TIX: 0.00 EDHREC RANK: 17842 Starting with you, each player may put a permanent card from their hand onto the battlefield
The only inherently black Doctor's Companion, Turlough combines well with The Twelfth DoctorThe Twelfth Doctor due to his other oddity of donatingdonating himself to an opponent when he enters the battlefield, allowing you to play him out of the command zone with The Twelfth DoctorThe Twelfth Doctor as your first spell of the turn, therefore copying him with Demonstrate (forcibly giving an opponent a copy on the stack)
Feed on rot, you live forever
The fact that it's a Curse does have some applications, but those mostly don't matter for many of the Curses-matter cards