Here is the full list of all 25 Super Rad Raygun achievements.
Defeated Mad Donna in Washington DC
Earned a 3-UP in Bonus Chance
More than 20 sprites onscreen at once
Watched the credits
Popped 99 Luftballoons in Berlin
Carrying 10,000 bits
Maxed out every powerup
Watch a fox in PWS for 15 seconds after he's been saved
Killed a civilian mishyen!
Collected 40 batteries
Listened to the entire world map song
Finished the game
Killed 10 enemies in a row with the arc cannon.Killed 10 enemies in a row with the arc cannon
Got hit by a hammer projectile
Fell in the NYC train gap
Finished the game without buying any upgrades
Finished Managua without shooting any civilians
Ran right off the NYC train
More than 7 oil monsters onscreen at once
Saved 20 animals in Prince W. Sound
Killed an enemy with a ricochet bullet
Touched Herr Metal while he's running away in Berlin
Reached the checkpoint without using the moving beam in Gdansk
Cashed in your convention token for a free battery!
Touched a white snake in the grass