Instructions: use your arrow keys to move, down to roll and space to shoot. The game has 8 levels, only one of them took me more than 3 tries to complete. the hardest one is level 4 This is Episode 1 for a series of Metroid games I'm making called: Samus's Adventure. Credits: Nintendo for making Metroid @corpcooga: the fast rise slope detect thing. @griffpatch: the "in air" (originally "falling?") variable to avoid not being able to jump properly while going down slopes. @djpro: the change x by Xv * -1 block for x collision. -X Movement: it's basically the same for every engine. -X Collision: I used a combination of @corpcooga's and @djpro's methods. -Y Movement (jump/fall): Basically the same for every engine, but I used @griffpatch's variable to help with jumping. -Y Collision: @griffpatch and @corpcooga