MisterMxyzptlk

Excellent Mister Mxyzptlk cosplay spotted on the showroom floor on Friday at San Diego Comic-Con! Hit the jump for the full version.

Last year the Fifth Dimensional thorn in Superman's side known as Mister Mxyzptlk brought some St. Patrick's Day flavored mischief to DC Universe Online, granting players a few weeks of access to "Luck Tokens," Celtic clothing, stat-improving potions that are totally not green beer and activities...