Some of the features in the early releases of the game were criticized by reviewers. GameSpy's Mike Sharkey did not believe that the new content added was good or that there was much of it, and said that the Elo rating system seemed ineffective with many players of various skill levels all playing at once throughout the early days of release. Evan Lahti from PC Gamer noted that the majority of new official maps in Global Offensive were only for Arms Race or Demolition game modes, while Classic maps were only given "smart adjustments" to minor details