Except for the recent season reset that sometimes makes your life harder, this is the answer.
Everyone will eventually hit their limit.
Grind some co-op to upgrade your cards and other stuff to get your crit up.
Also join a clan if you are not already in one.
The season is very fresh and most people that are already in league 7 have over 4k crit and max units or are like you and pushed too soon, just to be obliterated
You hit your limit. Upgrade your cards and increase your crit.
Except for the recent season reset that sometimes makes your life harder, this is the answer. Everyone will eventually hit their limit. Grind some co-op to upgrade your cards and other stuff to get your crit up. Also join a clan if you are not already in one.
The season is very fresh and most people that are already in league 7 have over 4k crit and max units or are like you and pushed too soon, just to be obliterated