Here is the full list of all 20 Regular Human Basketball achievements.
Get Squished
Invade an opponent's human
Flip 1000 switches
Flip 10,000 switches
Score a total of 25 times
Score a total of 100 times
Eject 20 opponents from your human
Flip 20 switches in your opponent's human
Flip 100 switches in your opponent's human
Get Squished 5 times in a single match
Win an online match
Win 8 online matches
Spend a total of 10 minutes on your side
Take complete control of your opponent's human
Score with an unpiloted human
Score in the wrong net
Score without engaging your human's magnet
Score after the final buzzer
Win a match while never using your wheels
Fly a total of 1 mile upside down