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Mystery prize giveaways

Mystery boxes and surprise prizes, where the sponsor does not reveal the prize up front. Values stay unknown until the sponsor states one.

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This category has no open giveaways at the moment. New listings are pulled in automatically through the day — check back soon, or browse another category above.

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Keep track of every entry

GiveawayGrid turns these listings into a daily grid: mark what you entered, get reminded when you can enter again, and watch results move through your Vault.

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GiveawayGrid organizes third-party sweepstakes. We do not run them; always review the sponsor's official rules before entering.