Clavileno, First of the Blessed (Extended Art) [The Lost Caverns of Ixalan Commander]

Clavileno, First of the Blessed (Extended Art) [The Lost Caverns of Ixalan Commander]Set: The Lost Caverns of Ixalan Commander Type: Legendary Creature Vampire Cleric Rarity: Mythic Cost: {1}{W}{B} Whenever you attack, target attacking Vampire that isn't a Demon becomes a Demon in addition to its other types. It gains "When this creature dies, draw a card and create a tapped 4 3 white and black Vampire Demon creature token with flying."

research notes

each of your teammates creates a token that's a copy of Imperial Mask

To the side

Set: Commander 2011 Type: Sorcery Rarity: Rare Cost: {B} Join forces — Starting with you

When Exuberant Fuseling enters the battlefield and whenever another creature or artifact you control is put into a graveyard from the battlefield

Set: Dominaria United Type: Land — Gate Rarity: Rare Thran Portal enters the battlefield tapped unless you control two or fewer other lands

Autumn Willow can be the target of spells and abilities controlled by target player as though it didn't have shroud

but a sword of blessed silver is a close second

Whenever Hungering Hydra is dealt damage

{T}: You may tap or untap another target creature

return a creature you control to its owner's hand

Set: Fourth Edition Type: Creature — Wall Rarity: Uncommon Cost: {1}{R}{R} Defender (This creature can't attack