WASD and arrow keys to move. Lava makes you take damage. You have 5 hearts, you regenerate 1 heart every 3 seconds and if you're in lava you take 1 heart of damage every 0.5 seconds ( 2 Hearts in 1 second ) It is 293 blocks, 15 costumes, and 4 sprites.
Thanks to @griffpatch for some of the scripts. The art was by @youngercuber (me) The code was (primarily) by @youngercuber (me) If any bugs are there, please immediately notify me using the comments.