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