User:Oscar9545/Phineas and Ferb-Sonic crossover game

I make a game for Sonic's 20th Anniversary called "Phineas and Ferb and Sonic's Adventure" for Nintendo DS

Sonic, Tails, Knuckles, Amy Rose, Cream the Rabbit and Blaze the Cat has been captured and caged by Dr. Doofenshmirtz and shipped to Danville and taken to Doofenshmirtz Evil Incorporated. They escape and meet Phineas and Ferb.