Here is the full list of all 22 Jets'n'Guns Gold achievements.
Reach score of 10.000 in Tetrix.
Find all secrets.
Unlock all 12 ships.
Crack 100 crates open.
Finish one level with Armageddonator.
Finish campaign without being shot down.
Activate 100 devices with RemCon.
Find Mr. Perfect's secret level.
Kill 60 troops with one hit.
Finish game on hard difficulty or higher.
Find and capture all 9 galactic villains.
Find the secret base on lava planet's moon.
Find the secret science lab level.
Find the secret level with spammers.
Get to 10th round of the campaign.
Reach score of 100 millions.
Kill 100.000 troops.
Kill 100.000 air targets.
Kill 10.000 ground targets.
Destroy 250.000 targets.
Make one hero obtain all medals.
Pick up 100 hitchhikers.