The Marvel legendary X-Men expansion consists of almost 400 all new playable cards.  All new cards consist of 15 new heroes, 6 new villain groups, 6 new Masterminds, and 4 new henchman groups! fight against powerful Masterminds including onslaught, shadow King and the dark Phoenix! new schemes! new bystanders! great heroes include Psylocke, Banshee, cannonball, dazzler, Legion and beast with X-Men team affiliation!

• New card Type: epic masterminds! if you thought their regular version was hard, turn the card over!
• New card Type: heroic bystanders! when rescued they join the fight!
• New card Type: horror cards! escalates the difficulty even further!
• All cards contain original art!
• This is not a stand alone product, core set is required for gameplay