Install a wallet like Phantom or Solflare.

Buy SOL or USDC (on the Solana network) on an exchange and transfer it to your wallet.

Visit a DEX like Raydium and Orca, or click swap in your phantom wallet.

Find the official token address on Don't Die Dan website or social media

Connect your wallet to the DEX, select SOL, and paste No Mans Land’s token address.
Approve the swap, and your No Mans Land tokens will appear in your wallet.

Remember keep your seed phrase safe, or you could be locked out of your investment.