血泊

血 = 丶 + 皿 : Mnemonic symbol: blood transfusion.

Xu Xian hurt himself and needs to get a blood transfusion in the elevator's bathroom. He found a petal leaf as donor, which is bleeding droplets into a bowl; Xu Xian gets the blood from the bowl as infusion using some tubes.

泊 = 氵 + 白 : Beelzebub (b) is trying to anchor (泊) right inside the observatory's kitchen (o2), but there is no water left at all. He can just wave his white flag (白) and pour out bottled water (氵).

泊 = 氵 + 白 : Pinocchio (p) found a way to take observatory. He created a lake (泊) around the castle and in front of it (o1) by pouring out bottled water (氵), and the castle's inhabitants can just wave their white flag (白).