Sonic Rivals 3

So I took the real Sonic Rivals 2, which I had did a poster of before, and threw in the characters from that poster and some newcomers. Now the cast is up to 18!

In order from the top:

Rouge (Sonic Adventure 2)
Silver (Sonic 2006)
Ray (SegaSonic Arcade)
Egg Robo (Sonic & Knuckles)
Miles "Tails" Prower (Sonic 2)
Espio (Knuckles Chaotix)
Jet (Sonic Riders)
Shadow (Sonic Adventure 2)
Mighty (Knuckles Chaotix)
Nack the Weasel (Triple Trouble)
Mephiles (Sonic 2006)
Johnny (Sonic Rush Adventure)
Shade (Sonic Chronicles)
Mecha Knuckles (Sonic R)
Neo Mecha Sonic 3.0 (Sonic Heroes/Sonic Rivals 2)
Sonic (Sonic the Hedgehog)
Knuckles (Sonic 3)
Blaze (Sonic Rush)