孤軍奮戰

孤 = 孑 + 瓜 : Gitta Giraffe (gu) is currently the space station's lone (孤) inhabitant. To feel less lonely (孤), she drew a mosquito's (孑) face on a melon (瓜) to have somebody to talk to in front of the space station (Ø1).

军 = 冖 + 车 : As a component in other characters: a general.

Zeus is driving a car in front of the restaurant. It's a cabriolet, so he uses a cooking top to protect himself from the weather. With the cooking top on his head, he looks kinda like a weird general.

奋 = 大 + 田 : Frankensteins Monster (f) and the robot (大) are exerting themselves (奋) by working on a field (田) in the encampment's bathroom ((e)n4).

战 = 占 + 戈 : James II of England (zh) prepares to fight a war (战) in the anthill's bathroom (an4). He has a spear (戈) as a weapon and a yellow umbrella (占) as shield, following his hero Leonidas.