Achievements! YAAAAAAAAAAAAAAAAY
I love them. You love them. Everyone loves them.
Bring yer ideas here, lads!
Here are my own ideas (some of them might be hard to achieve, I know (you can't achieve none of these achievements by attacking or destroying your own units)):
Achievements related to Gorillas:
Me smash
Kill 20,000 (or X) enemy units with Gorilla's "Ground Punch".
The supremacy of a gardener
Kill 30,000 (or X) enemy units with Gorillas.
Nukeproof!
Make your Gorilla survive direct hits with nukes, ion cannons and vortex singularities in a single life (without healing its HP).
Unlocks: Special skin for Gorillas!
The bigger they are, the harder they fall
Kill 12,500 (or X) enemy Gorillas.
10-kill combo!
Destroy 10 (or X>6) enemy units with a single smash.
A bit heavy
Squash X enemy units with your feet (walk over them).
Unlocks: Spiky boots reskin!
ROAAAR
Kill 5 (or X) enemy units in a single charge. (Note: This is my idea!)
Achievements related to Reapers:
Reaper of souls
Kill 30,000 (or X) enemy units with Reapers.
They really met their match!
Kill 20,000 (or X) enemy Reapers (Note: This achievement's name makes more sense in Polish language).
Long-range array of doom
Destroy 15,000 (or X) enemy turrets by shooting outside their firing range.
No room for purifiers!
Destroy 5,000 (or X) Paladins using Reapers (Note: "Paladin" is my idea too!).
Unlocks: A skin for Reapers.
Achievements related to stats:
Competitive league
Kill 5,000 enemy units in a single match.
Unlocks: Weapon Mechanics opening screen.
Hail to the king, baby!
Win a total of 500 (or X) times.
Unlocks: A few reskins for kinetic weapons + nuke (projectile) reskin (Yes, it is kinetic, too, I know).
Achievements related to WMDs (Weapons of Mass Destruction):
Healthy mushrooms
Kill 50,000 (or X) enemy units with nukes.
You never know when this day comes
Kill 50,000 (or X) enemy units with ion cannons.
Still no radiation fallout
Launch a total of 5,000 nukes.
Unlocks: Nuke (silo) reskin.
Vaporizer
Fire a total of 5,000 ion cannons.
Unlocks: Ion blast recoloring.
Once upon a time
Launch 50 nukes in one match.
Can't touch this... literally
Fire 50 ion cannons in one match.