ORIGIN:
A strange spirit that lives in a box, and travels by teleporting from one pile of moving day boxes to another. When people are moving their belongings, and are just about to notice the strange, extra box, it vanishes to reappear in somebody else's pile.
ABILITIES:
Strange Box: a box that looks a little bit odd, compared to those around it
Weight Change: can become very light or heavy at any time
Sudden Grow: once exposed, grows giant-size