<aside> ♣️ ‘20 or 21’ is an on-chain card game available on Yooldo, where players engage in the classic blackjack game with a twist: using blockchain to mint two playing card NFTs as their game hand against Yooldo, the house.

</aside>

🔥 I want to play 20 or 21 RIGHT NOW

Yooldo App

20 or 21 is live on Yooldo!

👀 How to play

You can check 20 or 21 User Guide for a guide with images!

Step 1:

• Mint Playing Card : First, mint 2 Playing Cards.
  • ⚠️ 2 cards issued per single minting

Step2:

• Open Your Cards! : Having received 2 minted Playing Cards, press the ‘Open your cards’ button to check the results.
  • ⚠️ Since you are opening two cards consecutively, there will be a total of 2 transactions, one for each card.

Step3:

• Result : After ‘Cards Open,’ you can immediately check the result.
  • If you win, you’re granted the rights to claim a Chip.
  • If you’ve lost, draw two more cards try again and hope for a win!

Step4:

• Hold or Listing: Later, you can exchange the gift voucher for rewards from the prize pool. 🏆

✨You can always Try again

• Keep minting cards and try again!
  • The more gift vouchers you collect in Tiny Blackjack, the BIGGER the chance to get event prizes! Keep challenging! 💪
  • You can accumulate the claim of gift vouchers as much as you win in the game, and you can choose to claim them all at once.

⭕ Game Tip

1️⃣The more vouchers you have, the higher your score, allowing you to achieve a high ranking. Aim for many rewards!