Marvel Champions: Hero Pack Collection 1

From the publisher:

Marvel Champions: Hero Pack Collection 1 is a pack of six ready-made hero decks. Each character has unique abilities, making them one tight-knit team!

The set includes:

• Captain America, who with his courage and heroism is an inspiration to his comrades.
• Ms. Marvel, a flexible agent who will fit into any role.
• Thor, who is worthy to wield the mythical hammer.
• Black Widow, who is a secret spy, assassin and heroine all in one.
• Doctor Strange, who keeps our dimension safe.
• The Hulk, who is just waiting to unleash his wrath!

Not a standalone product. The Marvel Champions: The Card Game core set is required to play.