
Throne of the Grim Captain
Legendary Artifact
Needs: Vampire, Merfolk, Dinosaur, Pirate
Gives: Mill, Graveyard, Artifacts
Not in winning lists yet: read from the card text and the graph
Makes it work
Moon Girl and Devil Dinosaur · Captain Storm, Cosmium Raider · Kiora, the Rising Tide · Brineborn Cutthroat · Echo of Dusk · Enterprising Scallywag · Queen's Bay Paladin · Trumpeting Carnosaur
Benefits from it
The Water Crystal · Ooze Patrol · Golbez, Crystal Collector · Fabrication Foundry · Chitin Gravestalker · Daretti, Rocketeer Engineer · Walk with the Ancestors
Use instead if you don't have it
Glamdring, Foe-hammer · Riverchurn Monument · Eerie Gravestone · The Dominion Bracelet · Boom Box · Sorcerous Spyglass
Cards in the meta that answer it
Countersculpt (Azorius Control) · Inevitable Defeat (4-Color Control) · No More Lies (Azorius Control) · We Say Thee Nay! (Dimir Aggro)