Here is the full list of all 14 SNK 40th ANNIVERSARY COLLECTION achievements.
Beat Prehistoric Isle.
Beat Psycho Soldier.
Beat Street Smart.
Beat the Arcade version of P.O.W.
Beat the Arcade version of Guerrilla War.
Beat the Arcade version of Ikari Warriors.
Finish the second level of Vanguard.
Beat the Arcade version of Victory Road.
Beat the Arcade version of Ikari III.
Beat the Arcade version of Athena.
Beat the Arcade version of Alpha Mission.
Beat Crystalis.
Beat Iron Tank.
Beat TNK III.