You're going to need bigger pants after this challenge.
You must turn on wizard mode for this.
You may use whatever version of IVAN you prefer.
Buff your stats five times. (Tap the button five times)
At the start of the game, give yourself two axes. Make them Meteoric Steel.
Spawn yourself a set of leather boots, and leather gauntlets. These may be of whatever bonus you choose. They must be leather.
Spawn yourself a torso armor. You must make this out of a flesh tissue of your choosing with a scroll of change material. Spawn yourself a helmet, and make this of bone.
Through your entire run, you must murder and eat anything that gets in your way. Your weapons will rust, your armor will start to rot on your very body. When your helmet and armor rot away, you are allowed to make a new one of stronger material involving flesh, bone, or material.
You must eat something that will harm you once. Do not eat Elpuri, you won't survive it.
(Based upon The Butcher/Pudge)