Mobius Strip

Mobius Strip is a challenge in the Fallout: New Vegas add-on Old World Blues.

Challenge requirements
Dress in a complete set of Dr. Mobius' clothes: his gloves, scrubs and glasses.

Effects
Grants 100 XP upon completion.

Behind the scenes
The name of this challenge is a reference to the Möbius strip, a 3-D object which topologically has only one side.