Step-by-Step Guide: Start chat with Cryptoxygen Telegram Bot. Join their Telegram Group. (Mandatory) Follow them on Twitter and Like/Retweet their last 3 tweets. (Mandatory) Like their Facebook Page and Like/Share their last 3 posts. (Mandatory) Register on Sistemokin Exchange. (Mandatory) Submit your details to the bot. You will receive 270 OXY2 ($50) tokens. You can earn an additional 12 OXY2 ($2.1) for every referral.