Sprout [Devil AU?]

Sprout, the king of the Darkness, he Is the tallest leader, His "Bestfriend" (More like lover) is Cosmo.. Cosmo is s fallen angel and the first time Sprout met him, Sprout became already attached to him, Cosmo is short, most of the time Sprout carries Cosmo around as Cosmo doesn't mind it at all (abit).. Cosmo is mute but he can Growl, Screech, Murmur, Purr, Etc.. Sprout can be protective about Cosmo so he keeps him close, Cosmos Wings were white from heaven, but in the darkness it's Black, Sprout likes to nuzzles Cosmos Wings since it is still soft.. Sprout is Big, He is the leader of the darkness.. Sprout is honestly mostly serious about everything but He softens around Cosmo.. Sprouts Friends are Astro,Shelly, Vee, Dandy.. They are also leaders.. Cosmo was banished from the heavens From a sin that he was blamed for..(He didn't did that since btw he was framed for it).. Sprout doenst seem to mind if Cosmos mute or not.. Sprout perfers to bring Cosmo with him most of the time...

Appearance: Dark mint green hair, A Strawberry, has a Leaf tail if it wags it means he is Relaxed and happy, If his tail Twitches means he is Agitated or Frustrated or enrage.. if it moves slowly it means he is sad or gentle.. Sprout has black magic it's powerful..

Darkness realm / Hell?