Confidence Building Achievement for Portal 2

Confidence Building Achievement

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Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
41.40% of players have unlocked this achievement

Guides

We have no guides for this achievement.

Players

Icon for HelloHalo

HelloHalo

Earned on: Apr 25th 2023, 1:57:17 am

aspidya

Earned on: Jun 19th 2021, 6:42:53 am

chip5541

Earned on: Apr 16th 2020, 7:41:50 am

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Valsept

Earned on: Mar 4th 2018, 12:36:13 pm

✨ ATHANH ✨

Earned on: Jul 6th 2017, 3:55:26 am

Lucas Mace

Earned on: Jul 4th 2017, 3:49:48 pm

Icon for Bruh øjeblik

Bruh øjeblik

Earned on: Jan 22nd 2017, 12:24:13 pm

Lolo Réel

Earned on: Jan 4th 2017, 2:33:07 pm

Maxwell-P

Earned on: Oct 14th 2016, 2:28:50 pm

Kainie

Earned on: Dec 30th 2015, 2:06:36 am

ChickenSupreme

Earned on: Jun 26th 2015, 9:16:54 pm

badgersocks

Earned on: Jun 26th 2015, 9:16:54 pm

AFAK

Earned on: Jun 16th 2015, 4:28:46 pm

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atslughorn

Earned on: Apr 5th 2015, 4:43:37 pm

Wolfenk

Earned on: Jul 3rd 2014, 9:28:15 pm

Icon for SubjectThrone31

SubjectThrone31

Earned on: Apr 25th 2014, 8:21:32 pm

Icon for Welsh Jammy

Welsh Jammy

Earned on: Nov 25th 2013, 8:22:00 pm

RDTechy

Earned on: Sep 3rd 2013, 9:29:34 pm

steezus ⭐

Earned on: Apr 21st 2013, 4:40:02 am

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ilikebiscuits101

Earned on: Jan 18th 2013, 11:58:36 pm