Neo Geo Freak 1999: Issue 7 / 9 / 10
Neo Geo Freak 2000: Issue 9
Action Gameside: Vol. 03

Shortly after the release of Metal Slug X in March of 1999, Metal Slug: 1st Mission was released on the 27th of May 1999 as the first MS game on a portable console.



Released on: XX/07/1999
Format: 257x210mm
N° of pages: 144
Read from: right to left
Sourced from: me

The Neo Geo Freak of July 1999 has 1 page overviewing the game, accompanied by 2 artworks of Macba and the playable character at the bottom of the page.



Released on: XX/09/1999
Format: 257x210mm
N° of pages: 144
Read from: right to left
Sourced from: me

The Neo Geo Freak of September 1999 has 2 pages talking about the game's missions.



Released on: XX/10/1999
Format: 257x210mm
N° of pages: 144
Read from: right to left
Sourced from: me

The Neo Geo Freak of October 1999 has 2 pages talking some more about the missions.



Released on: XX/09/2000
Format: 257x210mm
N° of pages: 144
Read from: right to left
Sourced from: me

The Neo Geo Freak of September 2000 has 4 pages talking again about some of the missions. A bit odd, considering the game's been out for more than a year.



Released on: 25/11/2013
Format: A5 (210x148mm)
N° of pages: 144
Read from: right to left
Sourced from: me

The Action Gameside of November 2013 has 2 pages overviewing the game, plus 2 more pages discussing discussing the exclusive vehicles and weapons of the game.



Page 61 lists all of the releases of the game up until 2013.