Floodborn characters born from the game fictional concept of a "cataclysmic ink flood": an event unleashed when a forbidden book was opened, changing heroes and villains alike into more powerful forms, though many magical "pieces of lore" were lost in the ink flood as well
Carth the Lion lets it ultimate immediately, and the Wolf tokens from Garruks 0 ability help the cause
With Yveltal-EX you were able to punish Pokemon that required high amounts of Energy to attack, or take it slow and use Y Cyclone to sustain board presence while also dealing sufficient damage
I would remove it, it has no place here
Of course, you had to sacrifice a Swamp as part of the activation cost, but it gave you four Black Mana
A lot of gods are already indestructible, so this makes more sense with Kaldheim gods, which aren't inherently indestructible