Anyone know what this is?

[NitroDempsey]

i can tell you that is isnt a green terror, thats forsure. poor thing is beat to hell though.

 

[C L O W N K N I F E]

beat up saddle cichlid is a good possibility

 

[Chitala Ornata Mama]

I'm betting we will all have a better idea once he is healthy and stable. We can try to guess based on shape, but until his color calms down and his fins heal, it's all a crap shoot.

 

[kodzzz]

Its looks like a saddle cichlid. try isolating it and let it heal up.