Serious Sam 3: BFE had Steam trading card support added on 18 June 2013. There are 8 cards in the series, and you'll receive 4 cards at random for purchasing and playing the game.
Other games in the series, Serious Sam HD: The First Encounter, Serious Sam HD: The Second Encounter, Serious Sam 4, Serious Sam: Siberian Mayhem, Serious Sam: Kamikaze Attack! and Serious Sam's Bogus Detour also have trading card support.
Trading Cards
Foil Cards
Badges
Level 1
Tourist
Tourist
Level 2
Easy
Easy
Level 3
Normal
Normal
Level 4
Hard
Hard
Level 5
Serious
Serious
Foil Badge
Mental
Mental
Booster Pack
Emoticons
:coolsam:
(Common)
(Common)
:kungfusam:
(Common)
(Common)
:serioussam:
(Common)
(Common)
:smartsam:
(Uncommon)
(Uncommon)
:grinsam:
(Rare)
(Rare)
Profile Backgrounds
Khnum on a Throne
(Common)
(Common)
Sam with Minigun
(Common)
(Common)
"Join Mental" Posters
(Common)
(Common)
Sam and Khnum
(Uncommon)
(Uncommon)
Witch-Bride of Achriman
(Rare)
(Rare)
