Cambridge, Mass-based GuildCafe, the creator of social networking tools for online game players, has acquired Uberguilds, a Portland-based network of online gaming communities. Terms of the deal were not disclosed. The two sites already had an agreement dating back to April for GuildCafe’s technology to power the communities at Uberguilds. GuildCafe offers tools for players to share strategies, organize guilds and find other players, along with other game-related social functions. GuildCafe raised an unspecified first round in July from IDG Ventures Boston. Release.  MediaPost has more.

• GuildCafe, A Social Net For Gamers, Secures First Round Financing