Playing cards created by some company makes me feel like an idiot, because they just create more and more over-powerful cards that can easily smash the cards you own now. And you just can't survive without buying the new cards.

What it does

Everyone can create their cards, base on their ability of price prediction.

How I built it

Dynamic NFT (ERC721) + Game Points (ERC20)

Challenges I ran into

  1. Front-end. Never code with Javascripts before.
  2. Smart contract security. No idea what hackers can do.
  3. Understanding how blockchain works.

Accomplishments that I'm proud of

From almost zero background to build something that can at least works.

What I learned

  1. Solidity
  2. Brownie
  3. DeFi
  4. Alternative chain
  5. Always have to find teammates or you'll struggle a lot more.

What's next for JustaDuel

  1. Front-end
  2. Smart contract security
  3. Using alternative chain to avoid extremely high gas fee

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