J´ai trouvé sur un site américain comment débloquer les cartes et ce à quoi elles nous donnait droit.
Bronze = en mode facile
Argent = mode intermédiaire
Or = Mode pro
Page 1 - Qualify for a race on pole
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Bronze: Jaques Lazier - Video Clip
Silver: Helio Castroneves - New Car Livery
Gold: Sam Hornish Jr - Nothing
Page 2 - Win a 10 lap race
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Bronze: Arie Luyendyk - Create your own team
Silver: Gil de Ferran - Nothing
Gold: Al Unser Jr - New Car Livery
Page 3 - Win a quarter lap race
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Bronze: Scott Sharp - Viedo Clip
Silver: Jeff Ward - Nothing
Gold: Robby McGehee - New Car Livery
Page 4 - Win a full distance race
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Bronze: Eliseo Salazar - New Car Livery
Silver: Shigeaki Hattori - Video Clip
Gold: Airton Dare - Nothing
Page 5 - Complete Masterclasses
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Bronze: Richie Hearn - New Car Livery
Silver: Felipe Giaffone - Nothing
Gold: Sarah Fisher - New Car Livery
Page 6 - Win IndyCar Series
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Bronze: Robbie Buhl - Nothing
Silver: George Mack - Video Clip
Gold: Laurent Redon - Nothing
Page 7 - Qualify Indy 500 on pole
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Bronze: Rick Treadway - Video Clip
Silver: Alex Barron - Nothing
Gold: Eddie Cheever Jr - Video Clip
Page 8 - Win Indy 500
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Bronze: Buddy Lazier - Video Clip
Silver: Billy Boat - New Car Livery
Gold: Anthony Lazzaro - Nothing
Page 9 - Set a lap record
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Bronze: Budy Rice - New Car Livery
Silver: Tony Renna - Video Clip
Gold: Dan Wheldon - Nothing
Page 10 - Win a race with 100% AI
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Bronze: Homestead Miami - New Car Livery
Silver: Phoenix - Nothing
Gold: California - New Car Livery
Page 11 - Finish a race
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Bronze: Nazareth - Create your own driver
Silver: Richmond - Nothing
Gold: Pikes Pike - Video Clip
Page 12 - Win all races in IndyCar Series
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Bronze: Kansas - Nothing
Silver: Nashville - Video Clip
Gold: Michigan - New Car Livery
Page 13 - Win the hard charger award
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Bronze: Kentucky - Video Clip
Silver: Gateway - Nothing
Gold: Chicagoland - New Car Livery
Page 14 - Collect all of the cards
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Bronze: Texas - New Car Livery
Silver: Indianapolis - Nothing
Gold: Borg-Warner Trophy - New Car Livery