Tower of Externalizing Insanity (ToEI) is an Extreme difficulty, ascension-based Tower located in Ring 8. It was made by Crimzenith. It is notable for being themed around ascending from the depths of hell, having decorative spikes on the outside, and having a safety net on the second half that is twice harder than first half. It is also known for utilizing multiple difficult truss jumps.
20 minutes long to beat, 10 floors long. ToEI comes from the Roblox game Jtoh.