GUMS 11 was a Super Smash Bros. for Wii U regional tournament held by Game Underground in Natick, Massachusetts on December 3rd, 2016. It was the eleventh tournament of the GUMS tournament series. It was notably the first event in the series to not have either Marss or Pugwest in attendance due to them being at UGC Smash Open.
Super Smash Bros. for Wii U singles
Super Smash Bros. for Wii U doubles