Here’s a list of the Comics You Should Own I’ve done so far. More are always coming, and I welcome any suggestions you might have!
The Mighty Thor #337-355, 357-369 by Walter Simonson, Sal Buscema, et al.
Thunderbolts #144-183 by Jeff Parker, Kev Walker, Declan Shalvey, et al.
Top 10 by Alan Moore, Gene Ha, and Zander Cannon.
Trillium by Jeff Lemire.
The Ultimates (volume 1) by Mark Millar and Bryan Hitch.
The Umbrella Academy by Gerard Way and Gabriel Bá.
Uncanny X-Men #96-143 by Chris Claremont, John Byrne, Dave Cockrum, et al.
Uncanny X-Men #167-175 and Wolverine #1-4 by Chris Claremont, Paul Smith, Frank Miller, et al.
Uncanny X-Men #182-200 by Chris Claremont, John Romita, Jr, et al.
Uncanny X-Men #201-227 by Chris Claremont, Marc Silvestri, et al.
Uncanny X-Men #228-280 by Chris Claremont, Marc Silvestri, Jim Lee, et al.
Unknown Soldier by Joshua Dysart and Alberto Ponticelli, et al.
Wacky Raceland by Ken Pontac and Leonardo Manco.