315 - Plantman

His old 60s costume is way better than the attempts to modernise his look.

314 - Phoenix

313 - Phastos

312 - Paladin

 

Into the Ps.  Another letter down and another volume of the Handbook down!

311 - Owl

310 - Overmind

I feel like this guy should look cooler than he does.  I tried, but I think I'm only scratching the surface here.

309 - Orka