Steam Roller is the Omnitrix's DNA sample of an Aveler from the planet Concrome in 5 Years Later.


Steam Roller has a unique body type. His thin yet muscular body is mounted on a large green wheel. He has long, warty arms. His hands have three fingers each. He has tubes along his arms and two on his face. He has horizontal pupils and a gas mask on his face. He has a large vent on his back.

The Omnitrix symbol is located on his gas mask.


  • Enhanced Speed - Steam Roller can 'drive' at speeds faster than any Earth vehicle.
  • Gas Projection - Steam Roller can expel toxic gases that can blind, disorient, and sicken opponents.
  • Tar Creation - Steam Roller can create a sticky, black tar-like substance that can ensnare opponents.


  • Water - Although water does not hurt Steam Roller, it can nullify his tar and gas.


  • Steam Roller was the first commission alien added to the 5YL canon.

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