System 2PCG card game, players choose a main character, build a deck with exactly sixty cards, and attempt to stun the other player’s main character in a game of superhero battles and suspense! The Vs. System 2PCG: A-Force expansion features new playable content based on Marvel’s A-Force. What you get A-Force Expansion – VS System 2PCG Strategy Card Game Suitability For Between 2 – 4 players. For ages 12 years and over.