Eidos Montréal is a Canadian video game developer. They developed the multiplayer for Tomb Raider released in 2013 and assisted in the development of Rise of the Tomb Raider. They were the primary developer on Shadow of the Tomb Raider, working in collaboration with Crystal Dynamics.
They are perhaps best known for developing, Deus Ex, Thief and the upcoming Avengers video game which they are also co-developing with Crystal Dynamics.