Well. I am not saying 2 months is long mate. But, Zyphon is only 18 years old. He got a looooooooooooooong career left. He can play with Sprout for 1-2 years and then join a better team.
Imo Sprout Zyphon makes sense. He is not T1 level yet, but can 100% be with the right guys around him.