When he attacks, he puts a +1/+1 counter on every Vampire you control, turning your board of small tokens into a game-ending army
I've also tossed in generic staples like Cavern-Hoard Dragon and Valakut, the Molten Pinnacle because why not
Thrun, the Last Troll and Vine Mare are two excellent four-drop creatures in Green that have hexproof
Whether all Cids or a lot of Cids decks are viable remains to be seen, especially as the rest of the Final Fantasy crossover set hasnt been revealed yet, chances are, popping a few Cids into certain decks is a huge benefit, especially ones using hero tokens.
Amyas on Teysa is the True heir to the Orzhov Throne 2 years ago After pulling my Teysa and her Orzhov Syndicate back out and making about 10 card changes Drivnod, Carnage Dominus and Mondrak, Glory Dominus have put in some work and I think they would do good in your deck as well