Step-by-Step Guide: Visit the Herosphere website. Submit your details and sign up. Verify your mail and log in. Finish the contest tutorial. Now complete your KYC. You will get a free buy-in worth 1,000 PLAY. If you win you receive 2,000 PLAY. Go to contests and join any 1000 PLAY contest for free to activate your airdrop. Get an extra 500 PLAY when you make your first purchase at the platform. Also get 750 PLAY for each referral who signs up, completes KYC and joins a contest and an extra 750 PLAY when the referral makes their first purchase at the platform. You can only refer 5 people and if you want to refer more then send a mail to “[email protected]” so that they will whitelist you. See this Medium article for more details about this campaign.