Captain Atom
The first 50 issues of the late 1980's series.
Excalibur by Warren Ellis
A straight forward map of Warren Ellis' run.
Valiant: The Steve Topper Collection
Every series from the original run of Valiant/Acclaim, as bound by Steve Topper.
Tangent Comics (DC)
Suggestions for how to collect all three phases of the DC event.
Resurrection Man (original series)
A one-volume compilation of Mitch Shelley's adventures.
Supergirl by Peter David
A three volume set of PAD-written series.
The Midnight Sons Saga
A five volume set of Marvel's supernatural/horror line of the early 1990s.
Green Lantern by Geoff Johns
A simpler option for the Johns run.
Buffy the Vampire Slayer: Season 9
After a 40 issue season 8, Joss Whedon and Dark Horse got a little more…
Starman by James Robinson
All 98 relevant issues by James Robinson plus a companion volume follow up.