Adds/Changes: Jump -> Space Add hints Add water and lava Add "Jump pad" Changed color Add HP Add enemies(Steve) Add Hardcore mode（Decrease HP regenerate rate，Increase enemy's AP，Less oxygen ） Increase difficulty Good luck!
Tutorial II -> Zero！ 此为英文版，中文版位于： This is English version, Chinese version is in project: https://scratch.mit.edu/projects/322642938/ The adventure of Silverfish I (Still not shared)： https://scratch.mit.edu/projects/323084774/
