Harley does look like a terror. Haha.
I have a ton of fish but here's some of my favorites.
In my bedroom tank my Rotkeil Severum
In the same tank my Red Severum (female because I've seen her lay eggs)
Koi Angelfish from my Angelfish community tank
Spook, my Ctenopoma, also in the angelfish community tank
One of the male Congo Tetra in the angelfish tank
In the 135, my Synspillum
Black Shark, also in the 135
One of two Firemouths in the 135
In the 135, one of my Convicts I raised from an egg