TL;DR
MARBLEX is offering 15,000 free Seven Deadly Sins experience NFTs on a first-come, first-served basis starting July 30, 2026.
The first 10 users in the Korea-exclusive event to mint the free Demon Mark NFT and submit proof will receive a Demon Meliodas NFT worth ~900 MBX.
A VPN is required for MBX mining, so prepare one in advance before the event opens at 2:00 PM KST.
What Is the MARBLEX NFT Adventure?
MARBLEX has launched an NFT Adventure service based on the globally popular IP Seven Deadly Sins. Claim one of 15,000 free experience NFTs on a first-come, first-served basis. The first 4,000 users to complete the adventure will receive special rewards, and collecting all 7 character NFTs unlocks access to additional events.
NFT Adventure Event Details
Opens: July 30, 2026 (Thursday) at 2:00 PM KST
Link: NFT Adventure
Korea Exclusive: Free Demon Mark NFT Minting Reward
Mint the Demon Mark NFT for free, then submit a screenshot of your completed minting screen. The first 10 participants will receive a Demon Meliodas NFT — each capable of mining approximately 900 MBX (~$30 USD). Note: a VPN is required for mining.
Free minting with MBX mining rewards attached — jump in at open time and make sure your VPN is ready to go.
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If you want to promote your project in South Korea, feel free to contact me!
I can gather Korean KOLs and handle the marketing.
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