Minutes before the end of the season I finally started playing, won two quests in one go, reached Bronze 1 level. It shows that I don't play at all and that my cards are weak. No wonder since I sold the better part of the deck months ago.
Chaos Legion cards presale in two days
It comes down to vouchers and $SPS staked. Currently, I have enough for 24 vouchers. It will be less when the presale starts.
The official explanation can be found here. Also, read [this excellent analysis by 
Good luck in the next season and lots of luck and good decisions with the presale.
Better and better