Halo 3: Sierra 117 Legendary Speedrun

[WR] Halo 3 Sierra 117 Legendary Speedrun in 5:21

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Halo 3: "Sierra 117" - Legendary Speedrun Guide (Master Chief Collection)

[WR] Halo 3 Co-op Sierra 117 Legendary Speedrun in 4:49

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Halo MCC - Halo 3 Speedrun (Part 1: Sierra 117) - Devastating - Achievement Guide

Halo Completionist

Halo 3 MCC: Sierra 117 Legendary Par Time Speedrun Guide (Under 8 minutes!)

Halo 3: Sierra 117 Legendary Speedrun

[WR] Halo 3 Sierra 117 SLASO Speedrun in 6:21

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[Old TWR] Halo 3 Sierra 117 Easy Speedrun in 4:45

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Halo 3 "Sierra 117" Speedrun (Legendary Zero Shot World Record)

Halo 3 - Sierra 117 Speedrun (Legendary)

Halo 3 Full Game Legendary in 1:08:13 WR

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[Halo 3] Sierra 117 - Legendary Speedrun Guide

Halo 3 Sierra 117 PC Legendary Speedrun

Sierra 117 - 9:29 - Legendary Halo 3 Speed Run

Halo 3 Sierra 117 Legendary Speedrun in 7:15

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Halo 3 Speedrun - Sierra 117 on Legendary

[PC] Halo 3 - Sierra 117 en Legendario - Tutorial del Speedrun en Tiempo Par