> For the complete documentation index, see [llms.txt](https://docs.clashub.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.clashub.io/approved-collections.md).
# Approved Collections
## How to become an approved NFT collection?
The Clashub gaming platform has a mission that provides an extra benefit by providing a blockchain-based on-chain gaming and P2E feature to published or upcoming NFT collections.
NFT collections that want to take part in Clashub must meet some conditions. These conditions are as follows;
* The collection is automatically produced using at least 3 layers with the 'Generative art' method,
* The metadata of the collection contains all the rarity details,
* Purchase of 300,000 CLASH Tokens to become an approved collection and use during the application. The sharing of these tokens will be done by Clashub smart contracts as follows.
* They will continue to pay an annual subscription fee to keep their approved collections within Clashub.
35% Reward Distribution Pool
65% Holder's Airdrop
## Early Partnership Program
If you decide to join Clashub before IDO, you can take advantage of the Early Partnership Program benefits.
The Clash token sale will take place in 3 rounds: Private Sale, IDO sale and Early Partnership sale. If you buy your CLASH tokens from the Early Partnership sale, you will save 20% on the IDO price.