Mobile game developer SGN has purchased Mob Science for an undisclosed amount.

Carlsbad, Calif.-based Mob Science develops games that can be played on Facebook, including “Legends: Rise of a Hero,” “Christmas Cheer” and “Drinks on Me.”

SGN’s games, meanwhile, can be played on iOS systems, Google Play, Facebook and Amazon. The company, headquartered in Los Angeles, previously acquired game companies Hallpass Media and Mindjolt.

Other recent game deals include Unibet’s (STO: UNIB) purchase of Social Gambling (Channel Islands) Ltd., which owns a game developer, and Kabam Inc.’s acquisition of Exploding Barrel Games Inc