The title of this thread also caught my attention and i still do not understand the structure of the $700k monthly reward, is this just a strategy to attract more players or it's a well structured reward pattern that can allow one or more players to win up to that amount in a month?
Metawin is holding a competition now. There are some interesting offers, you can see them for more details.

The title used is indeed a promotional strategy, not only to attract more players. but promotional events do exist, regarding the details of the prize structure, you can see the ongoing promotional events at
https://metawin.com/promotions/.
