It can make its own mana rocks by simply tapping and paying three mana that will stay on the battlefield even if Svella ever leaves it
Im probably not slamming this in any black creature deck, but for ones that make token creatures quite easily alongside regular creature cards, Im definitely going to include it
Anoint with Affliction: Exile removal that gets better as the game goes on Sheoldreds Edict: Having opponents sacrifice a nontoken creature is spicy Scheming Aspirant: A way to help proliferate heavy decks along a bit toward a win Necrogen Communion: Put it on an evasive body to enable poison kills and get the creature back again
711.4a While a double-faced card is outside the game, in a zone other than the battlefield, or on the battlefield with its front face up, it has only the characteristics of its front face
This Plains is one of my favorites
Which is a shame, because they are surprisingly strong when you line everything up