While driving or leaning out of a vehicle, kill 25 enemies (Campaign only).

Complete a Stage without damage

Complete level 'The Father'

Observe Schrödinger's cat both alive and dead

Fail to catch a frog even when they are asleep

Save game progress using the typewriter

Maybe it was earth all along?

Locate the French camp while driving the Beagle Two Too

Use the ladder like a boss

Ensure no one can erase the driver

Locate the paperclip

Crush a table top football player

Commence your mission on board the HMSS Imperialise!