There are changes from Sinbad's signature campaign: [OPEN] SINBAD.IO [Mix Your BTC Quickly] Signature Campaign | Up-to $200/w
With different rates, this signature campaign has made slight changes and added a number of new rules, including several empty slots: 5x Sr member and 10x Full member.

Rates:
Merit rank: $5/post max 40
Hero/Legendary $3.5/post max 40
Sr Member $2/post max 40
Full member $1.5/post max 40.