Holiday Special

Alf Holiday Special (Star Comics) (1989-1990)
Clive Barker's Hellraiser Dark Holiday Special (Epic) (1992)

Power Pack Holiday Special (1992)

Doctor Who Classic Comics Autumn Holiday Special (Marvel UK) (1993)
The Punisher Holiday Special (1993-1995)
Sleepwalker Holiday Special (1993)
Power and Glory Holiday Special (Malibu Bravura) (1994)
Sludge Red X-Mas (Malibu Ultraverse) (1994)
Spider-Man Holiday Special 1995 (1995)

The Ren and Stimpy Show Holiday Special 1994 (1995)

Howard the Duck Holiday Special (1997)

Marvel Valentine Special (1997)
Generation X Holiday Special (1998)
Ant-Man Big Christmas (Henry Pym) (2000)
Punisher: Red X-Mas (2005)
G.L.X-Mas Special (2006)
Punisher: Silent Night (2006)
Punisher: Bloody Valentine (2006)

Franklin Richards: Happy Franksgiving (2007)

Punisher: X-Mas Special 2006 (2007)

Halloween Special Issue (Digital Comic) (2008)

Moon Knight: Silent Knight (2009)

Punisher Max X-Mas Special (Max Comics) (2009)

Spider-Man: The Short Halloween (2009)

Zombies Christmas Carol (2011)

Deadpool Max X-Mas Special (Max Comics) (2012)

Marvel Zombies Halloween (2012)

Monsters, Inc.: The Humanween Party (2013)

Gwenpool Holiday Special (2016) ↔ Gwenpool Special (2016)

Power Man and Iron Fist: Sweet Christmas Annual (2017)

Gwenpool Holiday Special: Merry Mix-Up (2017)

Ghost Rider X-Mas Special Infinite Comic (Robbie Reyes) (Infinite Comic) (2017)

Marvel New Year's Eve Special Infinite Comic (Infinite Comic) (2017)

Avengers Halloween Special (2018)

Marvel Super Hero Adventures: Captain Marvel - Halloween Spooktacular (2018)

Season's Beatings (2019)

Merry X-Men Holiday Special (2019)

Reprints:
Halloween Magazine (1996)

Spidey and the Mini-Marvels Halloween 2003 Ashcan (2003)

Marvel Halloween Ashcan 2004 (2004) ↔ Spider-Man Halloween Special 2004 (2004)

Marvel Halloween Ashcan 2005 (2005) ↔ Spider-Man Halloween Ashcan 2005 (I) (2005)

Marvel Halloween Ashcan 2006 (2006) ↔ Avengers Halloween Ashcan 2006 (2006)

Marvel Halloween Ashcan 2007 (2007) ↔ Iron Man Halloween Ashcan 2007 (2007)

Marvel Heartbreakers (2010)

Darth Vader: Doctor Aphra - Halloween Comic Fest 2016 (2016)

The Unbeatable Squirrel Girl: You Choose the Story - Halloween Comic Fest 2016 (2016)

Runaways Halloween Comic Fest 2017 (2017)

Thor by Simonson Halloween Comic Fest 2017 (2017)

Superior Spider-Man Halloween Comic Fest 2018 (Otto Octavius) (2018)

Ms. Marvel Halloween Comic Fest 2018 (Kamala Khan) (2018)

Thor: Road to War of the Realms (Halloween Comic Fest 2018) (2018)

See also:

Marvel Holiday Special