剧集集合了复仇者联盟的众多经典成员。在世上最危险的超级坏蛋从四大监狱穹顶(Vault) 立方体(Cube) 巨室(Big House) 木筏(Raft)逃出后，地球上最伟大的六个超能英雄自发组成了自由战斗联盟复仇者联盟。他们与邪恶势力顽强战斗，成员包括Hank Pym(蚁人和巨人的复合体)、美国队长、绿巨人、钢铁侠、雷神索尔和蜂女，黑豹和鹰眼在随后的剧集发展中也会加入进来。当一个英雄的力量无法拯救世界时，就是整个英雄组合出场的时刻。
After discovering their troop is in danger of disbanding, Snoopy and the Beagle Scouts set off to immerse themselves in nature and the great outdoors to earn their badges, with the Beagle Scout Manual as their guide. Meanwhile, Charlie Brown and friends enjoy their summer at Camp Spring Lake, crossing paths with Snoopy as they experience hiking, swimming, sitting around campfir...
克隆战争进行到了第四季，故事将从纳布星球的一场水下战役开始....
