D1 Chips (“D1”) are a free sweepstakes entry. It cannot be purchased under any circumstances. You collect it free as a bonus with specifically marked Social Chip packages, through no-cost social media and marketing giveaways, and by mail-in request. Use D1 Chips in D1 Chips mode for a chance to win more D1 Chips; D1 Chips can be redeemed for prizes once the playthrough & sweepstakes requirements are met.