This is a bundle for classic D&D comics.

Dungeons & Dragons: Classic v1 - issues #1-8 of DC's Advanced Dungeons & Dragons (1988) which ran 36 issues
Dungeons & Dragons: Classic v2 - issues #9-18
Dungeons & Dragons: Classic v3 - issues #19-26 + Annual #1 (1990)
Dungeons & Dragons: Classic v4 - issues #27-36

Dragonlance Classic v1 - issues #1-8 of DC's Dragonlance (1988) which ran 34 issues
Dragonlance Classic v2 - issues #9-16
Dragonlance Classic v3 - issues #17-25 (not, v4 was never published)

Dungeons & Dragons: Forgotten Realms Classic v1 - issues #1-8 of DC's Forgotten Realms (1989) which ran 25 issues
Dungeons & Dragons: Forgotten Realms Classic v2 - issue #9-14 + TSR Worlds Annual
Dungeons & Dragons: Forgotten Realms Classic v3 - issues #15-18 + Annual #1
Dungeons & Dragons: Forgotten Realms Classic v4 - issues #19-25

The above is most of the DC Comics published. Missing are Spelljammer (15 issues, 1990) and Avatar: War of the Gods (3 issues, 1991) which have not been reprinted.

The Legend of Drizzt v1 Homeland - TPB of Devil's Due Forgotten Realms: Homeland (2005), adaptation of book 1 of Dark Elf Trilogy (volumes 2-6 are not included in this bundle)

Dragonlance Chronicles v1 Dragons of Autumn Twilight - Devil's Due Dragonlance Chronicles (2005), an 8-issue limited series
Dragonlance Chronicles v2 Dragons of Winter Night - Devil's Due Dragonlance Chronicles v2 (2006), a 4-issue limited series
Dragonlance Chronicles v3 Dragons of Spring Dawning - Devil's Due Dragonlance Chronicles v3 (2007), a 12-issue limited series which completes the novel trilogy adaptation

Dragonlance Legends: Time of the Twins - TPB of Devil's Due series which adapted the trilogy novels in 3 issues (2008)

Other Devil's Due comics are The Legend of Huma (6 issues, 2004, IDW reprint 2017), Eberron: Eye of the Wolf (1 issue, 2016, reprinted as part of IDW's Abraxis Wren of Eberron TPB, 2015), The Worlds of Dungeons & Dragons (7 issues, 2008, no reprint).

Dungeons & Dragons v1 Shadowplague - issues #0-5 of IDW's Dungeons & Dragons (2010) which ran 16 issues (#0 to #15)
Dungeons & Dragons v2 First Encounters - issues #6-10
Dungeons & Dragons v3 Down - the rest of the run I guess

Dungeons & Dragons: Forgotten Realms - TPB of IDW's 5-issue limited series (Apr 2012)
Dungeons & Dragons: Legends of Baldur's Gate - TPB of IDW's 5-issue limited series (Oct 2014)
Dungeons & Dragons: Shadows of the Vampire - TPB of IDW's 5-issue limited series (Apr 2016)
Dungeons & Dragons: Frost Giant's Fury - TPB of IDW's 5-issue limited series (Jul 2016)
Dungeons & Dragons: Evil at Baldur's Gate - TPB of IDW's 5-issue limited series (Apr 2018)
Dungeons & Dragons: A Darkened Wish - TPB of IDW's 5-issue limited series (Feb 2019)
Dungeons & Dragons: Mindbreaker - TPB of IDW's 5-issue limited series (Oct 2021)

Dungeons & Dragons: Infernal Tides #1 - I think this is issue 1 of the 5-issue limited series (Nov 2019)
Dungeons & Dragons: At the Spine of the World #1 - I think this is issue 1 of the 4-issue limited series (Oct 2020)

Dungeons & Dragons Annual 2022 - IDW's 44-page annual

For IDW we don't get Dark Sun: Ianto's Tomb (5 issues, 2011), The Legend of Drizzt: Neverwinter Tales (5 issues, 2011), Abraxis Wren of Eberron (2 issues, 2012), Forgotten Realms: Cutter (5 issues, 2013), Rick and Morty vs. Dungeons & Dragons (4 issues, 2018), Rick and Morty vs. Dungeons & Dragons II: Painscape (4 issues, 2019), Stranger Things and Dungeons & Dragons (5 issues, 2020).

So in sum this bundle is most of the D&D comics published by DC Comics, Devil's Due and IDW. I'll probably buy it.