Why Does This Butt Invincibility Glitch Exist? - Critter Realm

July 30, 2026 · Critter Realm

Why Does This Butt Invincibility Glitch Exist? Short videos keep surfacing online, sparking fresh curiosity. Players revisit old levels and notice hitboxes acting strangely again.


Why Does This Butt Invincibility Glitch Exist? is a quirk where certain hitboxes ignore damage in specific situations. This term also covers similar floaty collision oddities in several platformers. Research shows these zones can accidentally pass damage checks due to rounded engine math.


Such oddities usually come from fast collision checks missing edge cases during development. Level design and timing sometimes align, turning a model into an unseen safe spot. Studies indicate code cleanup later often leaves these harmless bugs untouched.

Takeaway: tiny logic oversights can create lasting, shareable surprises.


What actually triggers this bug? Specific movement angles and frame timing line up to skip hit checks.

Can this break a speedrun or challenge record? It sometimes skips sections, so runners document and use these paths.

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