Looking for co-op achievements partner

guys we need a remaster of portal called apeture science

Hi folks, sorry to interupt but i think I'm lost?

Free hug

Anyone never played coop before? Help w Achievment

Professor Portal Request

I NEED PEOPLE IN MY FRIENDLIST FOR MY ACHIVEMENT STEAM "FREEHUG" x2

Anyone Never Played Co-op Before? (Achievement Help)

portal master achievement

🏆Игровой сервер для избранных

This was a triumph

can't look around with my mouse.

游戏

Portal 2 for macOS