Enough content in new areas, not just more levels in the exact same worlds in the same locations
"hey! Let's make our 50th level in rasputins bunker! But this time let's put in a small lift that leads to yet another reskinned boss that takes 3 seconds to defeat"
"hey let's make our 10th level on phobos! BUT THIS TIME LET'S MAKE IT EXACTLY THE SAME BUT YOU START AT THE END POINT AND GO TO THE START! Let's put in a shade of oryx that will take 3 seconds to kill!"
I remember in year one when Jupiter, Mercury, Saturn, and more of earth were ALL promised. HAH! When? In year 8?
We need more content in new locations