Can You Defeat Undertale's Spider Boss Without This Trick? - Critter Realm

August 8, 2026 · Critter Realm

Undertale Speedrun Trends Make This Question Hot Again

Can You Defeat Undertale's Spider Boss Without This Trick? is a quick mercy dodge sequence. Players call it the spider frame trick or boss skip method. This shortcut removes a hidden damage roll.

How the Trick Changes the Fight

Normally, you take several hits before dealing real damage. Studies indicate landing a mercy on the first turn skips most of its attacks. Timing a dodge right before its strike frames cancels its retaliation window.

Why Players Rushed to Master This

Research shows frame perfect actions reward expert play with major time savings. Executing this maneuver turns a tense grind into a clean escape. Practice makes the sequence reliable in repeated runs.

Straightforward execution beats prolonged attrition every time.


Can You Defeat Undertale's Spider Boss Without This Trick?

Yes, but you take more damage and spend turns grinding. The fight remains winnable through patience and healing items.

Can this method break a neutral run?

No, sparing normally still functions. Mercy rules still apply based on your actions.

Is it considered a glitch?

No, developers left the timing window intentional. Research shows it rewards mastery of existing mechanics.

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