Anthro Stampede

Pictured, from left to right:
Mog, from Final Fantasy (Seen here in his Crystal Chronicles gig)
Sly Cooper, from Sly Cooper and the Thievius Raccoonus (One of the best PS2 games in existance)
Pikachu, from... Ah, hell, you know who he is
Shadow the Hedgehog
Sonic the Hedgehog
Knuckles the Echidna
Yoshi
Fox McCloud
Blaze the Cat, from Sonic Rush
Donkey Kong
Klonoa the... Whatever the hell he's supposed to be

Total time, including concept, design, layout, sketching, inking, and coloring: 8 hours.
I must apologize to the characters I planned to feature but ran out of room to feature:
Mouser (From Mario 2)
Silver the Hedgehog
Tails
Cream the Rabbit
Falco Lombardi
Krystal

Further apologies to their fans.