The Gambit skin is an Epic Fortnite outfit. Gambit was available via the Item Shop for 1500 V-Bucks and you can buy it from Fortnite Item Shop when it will listed.
Fortnite Gambit Skin Details
The Ragin' Cajun: Remy LeBeau.
Fortnite Gambit Skin PNG Images
Here is the PNG images of Gambit below!