The Super Hero Squad Show S02E07 - Double Negation at the World's End!

Thanos has the Space Gem stolen from him by his older sister Nebula. She uses the Squad Helicarrier's Teleporter to escape, but ends up in the Negative Zone. Wolverine and H.E.R.B.I.E. team up as they were the only ones aboard the Helicarrier at the time. Having just returned from a trip to Six Eggs Over Easy amusement park, Iron Man & Falcon venture into the Zone to save them.