The Ultimate Book of Spells (2001)

S1E13 The Rift

The scavenger imps discover a portal that leads them to the surface world, and they immediately begin pilfering everything in sight! Now, it's up to the trio to put a stop to their mischief. However, things get even more complicated when two of the kids find themselves trapped in Zarlak's grasp. With time running out, the remaining member must figure out a way to thwart the imps and rescue their friends before it’s too late!