I hate sand: Start in a desert region and settle on a lush forest planet.
Grinding gears: Develop 200 different technologies.
Hey, I know you! Find a species from your different run.
300 IQ?: Develop a sapient species with either a superior intellect or just a big brain.
Binary: Discover and somehow colonise a planet in a binary star system.
Triple Threat: Simultaneously be invaded by 3 different empires.
Tasty Planet: As a single-cell organism, evolve to a Stentor by engulfing other cells.
See ya later, Alligator: Extinguish an entire species.
In a while, Crocodile: Become extinct.
CAAARL!: Discover the meat dragon.
R.ip Y.a a N.ew O.ne: Build a handheld superweapon.
Vacuum of space?: Build a Dyson Sphere.
FTL FTW: Develop FTL travel.
Worms are gross: Use a wormhole to travel vast distances in space.
Warmonger: Wage 50 wars.
War crime: Nuke 5 countries.
Down with the aristocrats!: End a monarchy with a revolution.
Unstable Ally: Sever 10 alliances.
Very Unpopular: Make 10 enemies in the same game (civ stage).
Petty President: Start 5 wars for no reason.
Easter Bunny: Find 4 Easter Eggs.
Free Real Estate: Wipe out 5 sentient planets and colonise them.
Green is Good: Accumulate [absurd number of moneys] (currency).
Diamonds are so last week: Discover a diamond planet.
Stocks Striker: Destabilize the global economy.
Deal with the devil: Make deals with the local mob boss.
“Socializing”: As an animal, dance in front of 30 other animals.
No you can’t!: Prevent another nation from developing a new technology.
It wasn’t me, I swear!: Provoke a country to the point that they start a war with you.
Army: Develop a 4 armed creature.
Maybe Overkill: Outnumber am army you’re fighting 4:1.
WWW: Connect the world with satellites.
First!: Reach space in any way first (satellite, slingshot, etc.)
I am the senate: Become a dictator in an established democracy.
I have the high ground!: Kill a creature whilst in the air.
Not-so-omnipotent F’Narr: Destroy the F’Narr empire. (I don’t expect this one to be added, but it’s nice to imagine…)