DeanBeat: Game companies went on a $2.8B buying spree in 2011

44. Lolapps bought Sean Cooper Games for an undisclosed price. June 30.

45. eGames bought social game maker Heyday Games for an undisclosed price. June 28.

46. Research in Motion bought mobile social game platform maker Scoreloop for an undisclosed price. June 7.

47. RockYou bought Australian game maker 3 Blokes Studios for an undisclosed price. June 1.

48. Rovio bought animation studio Kombo for an undisclosed price. June 1.

49. Gamefly bought Direct2Drive for an undisclosed price. May 26.

50. Zynga bought social game maker DNA Games for an undisclosed price. May 18.

51. Ngmoco bought mobile game developer Rough Cookie. May 18.

52. Social TV firm Loyalize bought game maker Savage Entertainment for an undisclosed price. May 17.

53. Zynga acquired cocos2d for an undisclosed price. May 9.

54. Legendary Investments bought 42.5 percent of U.K. game firm Raw Games for an undisclosed price. May 9.

55. IGN bought UGO game news web site for an undisclosed price. May 5.

56. Electronic Arts bought mobile game maker Firemint for an undisclosed price. May 3. EA also bought Mobile Post Production, a mobile game platform provider.

57. PopCap Games bought social game maker ZipZapPlay for an undisclosed price. April 29.

58. Zynga acquired Wonderland Software for its European game expansion. Price undisclosed. April 27.

59. MindJolt bought mobile game firm Social Gaming Network and web game publisher Hallpass Media for an undisclosed price. April 18.

60. Novint Technologies acquired ForceTek Enterprises force-feedback controller firm for an undisclosed price. April 6.

61. Zynga bought the MarketZero poker stats team for an undisclosed price. April 5.

62. Rally Marketing Group bought casual game maker PassionFruit Games for an undisclosed price. March 31.

63. GameStop bought digital distribution firms Spawn Labs and Impulse for undisclosed prices. March 31.

64. Ultizen Games bought Red Entertainment in Japan for an undisclosed price. March 31.

65. The9 bought a majority stake in Red 5 Studios for an undisclosed price. March 22.

66. Zynga bought indie game developer Floodgate Entertainment for an undisclosed price. March 18.

67. Disney bought HTML5 game maker Rocket Pack for an undisclosed price. March 3.

68. News Corp. bought social game firm Making Fun for an undisclosed price. Feb. 25.

69. Lego purchased the Lego Universe development team from Gazillion’s Net Devil for an undisclosed price. Feb. 24.

70. Gaijin Games bought indie game maker Robotube Games for an undisclosed price. Feb. 24.

71. Korea’s Joymax merged with WeMade Entertainment. Price undisclosed. Feb. 22.

72. IAC’s MindSpark bought game platform VoxPop for an undisclosed price. Feb. 10.

73. 24MAS bought THQ’s wireless game division for an undisclosed amount. Feb. 8.

74. Zynga bought mobile game firm Area/Code for an undisclosed price. Jan. 21.

75. Polish game developer Nicolas games bought Frontline Studios for an undisclosed price. Jan. 14.

76. RockYou bought U.K. social game maker Playdemic for an undisclosed price. Jan. 13.

77. BitHeads bought Bedlam games in Toronto for an undisclosed price. Jan. 13.