Cloud9 was placed into the North America Regional Qualifiers for the 2017 World Championship play-in stage. The team defeated Counter Logic Gaming, 3–1, advance to the play-ins and represent North America as the third seed. In the play-in stage, Cloud9 was placed in a group with Team oNe and Dire Wolves. They went undefeated in their group with a 4–0 record to advance to the next stage of the play-ins. In the second stage, a single match against Lyon Gaming, Cloud9 swept Lyon, 3–0, and qualified into the Group Stage of the 2017 World Championship. In the group stage, Cloud9 was placed in a group which with SKT Telecom T1, EDward Gaming, and ahq e-Sports Club. They achieved a 3–3 record in the group stage and advanced to the knockout stage as the second seed from their group. In the quarterfinals, Cloud9 lost a 5-game match against Team WE and were eliminated from the tournament.