Use arrow keys to move but the jump is space or up arrow If you enter the right code, and it crashed your game, you got the true ending. The code is at the very bottom. 492845556662145992845432019415 T̾_̠ͮ̋H̵̡̠̺̝̼͓̪̫̞̗͇̹͆̓̃̀͋ͫͣ̽̐̂̂ͧ͌̓̎͗ͬͯ̆ͫͩ̍̽͛́͘͞͞I̸̸̧̡̛̛̲̮̰͓̮̩̩͙̬̩͔̟ͨ̇̿ͮ̒́̚S̡̃̉̋ Ĩ̵̧̛̛͙̘̮̫͕͗͐̐͐́̃͐ͪͧͥͦ͢͠_S̢͓̺̳̳̦̖̀̓ͬ͂͆̒̿́̾̽̋̿͛̆̓͌̕͟͠ͅ A̵̷̢̢̦̙͎͍̫͈͇ͨ͂ͤ̑ͣ̌ͭ͛̾ͨ̈̎̋͠L̬̩̝͉͕̱͔̖͔̲̲̞̻̫̥̫̻̙̳̅ͦ̀̏ͮ͗̈́̆̇̓̈̀̈ͮ̎ͦͪͨ̇̀ͤͨͨͤ̇͞͝ͅL̶͈̥͖̯͖͛̐̓́̽͘ Y̵͇̎͌̚͠O̢̮̼̻̘ͭ͟Ų̴̡̡̛͙̥̪̗̬̯̬̬̭̞̦̈̍̅͊ͤ̊̍ͧ̀͋̆̌͒̌͟͡ͅR̶̷̸̪̠̭̲̣͚͖͖̪̘̩̰̐ͤ̈ͩ́̂́̓ͨͪ͐͑̇̀̊͐ͬ͂̓͒ͨ̚͜_̥ͮͩ F̲̖̲̫̰̤͚͍͎̬̖̮̰̟̀͐̾̔̐ͮ̒̕͡͠͝A̡̘̹̫̠͕̥̼͋̋͆Ȕ̴̢̨̬͙̹̤͈̝̇̈́ͯ̈́̔͑͛̾͑̇͢͡_̴̛̫̯̠̯̭̻ͥ̀́́͆ͮL̶͉̓͜T̷̡̹͖̊͗̅ͧ̿̑̀ͪͭ͜_͔̎ Under the text you read it from.
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