# Game entities

### Blockchain Objects

* **Wild Forest Token ($WF):** The main currency for premium purchases, progression, and player rewards.
* **In-Game Units/Unit NFTs:** Units are the basic elements in battles, used in gameplay, they are the core of the F2P side of Wild Forest and can be minted into NFTs. 
* **Skins:** Customization elements for Units, changing their look on the battlefield. Can be minted as NFTs.It is also an important element of the game economy and a source of player income. 
* **Lord NFTs:** The premium PFP NFT collection of Wild Forest. Lords bring privileges, and if staked, offer in-game benefits like early access to Castle features and further benefits. Staking Lords builds your profile reputation and offers exclusive bonuses.
* **Unit Fragments:** Collected fragments allow players to redeem new Units, helping maintain supply and rewarding active gameplay.
* **Pack NFTs:** Packs serve as containers for various Wild Forest items and NFTs. Each Pack may contain $WF tokens, Unit and Skin NFTs, Shards, Gold, and a chance to obtain a rare Lord NFT.

### Game Objects

<figure><img src="https://1128640792-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FgzILBj5msGKOo6BlODAg%2Fuploads%2FlmncaujYnzj1xKBH0H14%2Fimage.png?alt=media&#x26;token=4fe95638-c3ea-4a6e-a8a3-b443dcaf6f9c" alt=""><figcaption><p>$WF - Gold - Essence - MORE</p></figcaption></figure>

* **Gold:** The in-game currency that can be earned for playing, and used for level-ups and in-game purchases.
* **Shards:** Elements earned in-game as well. Used to level up Units. When players have enough Gold and Shards, they can level up their Units to build a stronger Deck.
* **Essence:** Essence is collected for burning Units. Essence is used to purchase some valuable items like Shards or Units and creates a mechanism to redeem unused Units.
* **Wild Shards:** A special type of Shards that can be used to level up any Unit.