-Maria has added you as a friend in the Contacts and provided a brand new strategy called "No limits"
-New stat "Stability": The vehicle will be less prone to tipping over while moving, and recoil will be reduced after firing.
-New hull upgrade - Suspension: Critical growth speed +20%, Stability +20%
-New hull upgrade - Side Skirt: Side Armor +2
-Increased the neutral steering speed of the Comet.
-The mouse is now restricted within the screen to prevent accidental touches outside the screen.
-Add a cute desktop icon, although you should have found out

Many people have reacted that hull upgrades are the most boring choice among all. Indeed. I will gradually remake this system in the future
Now hull upgrades are divided into 3 types: Mobility, Firepower, and Survivability. Spoilers: levels will be added later.