Retailers sketchbook variant issue, not just the cover, but every page.
Collected in Ultimates By Mark Millar & Bryan Hitch Omnibus.
Note: Indicia titled as "Ultimates 2 (Variant Sketch Edition)".
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/ultimates-2-variant-sketch-edition/4050-44177/).
