How to earn in Spider Tanks?

You need to play using your own NFT tanks. You can buy it on Opensea or Gala Games website and play as a captain. You can also rent NFT tanks from other people and play as a pilot, this is the option as a free to play player.

What token can you earn in Spider Tanks?

In Spider Tanks, you will get SILK tokens obtained from the conversion of Victory Points that you get every time you win using an NFT tank as a captain or pilot per day.

If I need NFTs or other Assets to earn the token, how do I get them, buy/borrow?

You need an NFT tank, you can buy it on the marketplace, or borrow it inside the Spider Tanks game. The rarer the NFT, the more tokens you can get.

How can I convert these tokens to Fiat

You can convert the token by opening the inventory on the Gala Games website. Then choose the token SILK GalaChain, bridge to ethereum. Now your token is on the Ethereum network which you can swap to other crypto on uniswap.

Are there any reason to hold on to the token rather than selling them?

For now there is no reason to hold the token, because the token can only be used to buy items on the Spider Tanks website.