Which Mimicer Poppy Playtime Mutant mobs is immortal?

mmmmmh Which New Creepypasta Mutant mobs is immortal? : https://youtu.be/6oKUQIQHobw Creative Commons Attribution 4.0 License for the track Local Elevator (artist: Kevin MacLeod): https://creativecommons.org/licenses/by/4.0/ Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1300012 Artist: http://incompetech.com/ #minecraft​ #meme​ #memes