It is possible for the jungle to fuse with the Corruption or the Crimson. This happens naturally after Hard Mode is activated and Corruption/Crimson start aggressively spreading. Jungles can be converted to Corruption/Crimson from underground since Ebonstone and Crimstone spread Corruption/Crimson respectively. In this process, Mud blocks are converted to Dirt blocks and Corruption/Crimson related flora and fauna will start to appear. This process is difficult to reverse since jungle grass cannot grow on dirt blocks, the only reasonable option other than replacing all the dirt with mud would be to use the Clentaminator or Holy Water to convert the invading Corruption/Crimson to Hallow. Hallow will not spread through mud, effectively preserving the Jungle. It is also possible for the surfa