Acid Ice Cube
Acid Ice Cube first appeared in Gardening Hero. It was shown as one of the gaspers in the episode. It was recommended by marioluigi3128.
Baby Ice Cube
Baby Ice Cube was first seen in The Reveal. She is a smaller ice cube with a diaper and a pacifier.
Bronze Ice Cube
Bronze Ice Cube is a bronze version of Ice Cube. BIC is a recommended character from Episode 22, but the actual appearance was in Episode 23. BIC was shown standing in front of Evil Shadow, who is behind BIC, although it is currently unknown if Evil Shadow is actually Bronze Ice Cube's shadow or not. BIC was recommended by Knowe386.