# Game Design Guides

- [Overview](/play-sdk-documentation/v0.12.0/game-design-guides/overview.md): Guides on Player-Facing Implementation of PLAY Modules
- [User Authentication](/play-sdk-documentation/v0.12.0/game-design-guides/user-authentication.md): Benefits and Use Cases
- [User Profile](/play-sdk-documentation/v0.12.0/game-design-guides/user-profile.md): Benefits and Use Cases
- [Game (Progression + Rewards)](/play-sdk-documentation/v0.12.0/game-design-guides/game-progression-+-rewards.md): Benefits and Use Cases
- [Virtual Items](/play-sdk-documentation/v0.12.0/game-design-guides/virtual-items.md): Benefits and Use Cases
- [Currency (IAP)](/play-sdk-documentation/v0.12.0/game-design-guides/currency-iap.md): Benefits and Use Cases
- [Store](/play-sdk-documentation/v0.12.0/game-design-guides/store.md): Benefits and Use Cases
- [Inventory](/play-sdk-documentation/v0.12.0/game-design-guides/inventory.md): Benefits and Use Cases
- [Achievements](/play-sdk-documentation/v0.12.0/game-design-guides/achievements.md): Benefits and Use Cases
- [NFT Purchase Flow & Wallets](/play-sdk-documentation/v0.12.0/game-design-guides/nft-purchase-flow-and-wallets.md): Benefits & Use Cases
- [Limited-Time Offers](/play-sdk-documentation/v0.12.0/game-design-guides/limited-time-offers.md): Benefits and Use Cases
- [NFT Passes](/play-sdk-documentation/v0.12.0/game-design-guides/nft-passes.md): Benefits and Use Cases