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