It's finally here... version 10! It has got 5 brand new levels! And more are coming soon... Use arrow keys to move and jump. Collect the rings. Jump upon Goomba enemies (twice!) to beat them. Here's a walkthrough: https://www.youtube.com/watch?v=ONtHRrN-cDQ
Dr Robotnik sends Sonic through a portal and ends up in Mario's world and now he must find a way back to Mobius and stop Robotnik. (update): i changed sonic's sprite
