Secret Agent Black Widow

Note
[Secret Agent] Black Widow was the first Promo Card for Marvel and was available from 10/19/2012 until 12/14/2012.

Players who signed up pre-release received a single rare version of this card as a bonus. The card is also available as a referral bonus, both the referrer and the referee receive a copy of the card.

This card is currently special in that it has 4 evolutions, each stage of an increasing rarity, from Rare to Ultimate Rare. Because of this, stats on the UR version may vary depending on whether the card was mastered/boosted before Fusing.