Here is the full list of all 17 Mushroom Wars 2 achievements.
Use each hero in multiplayer
First multiplayer game victory!
Win 10 times in multiplayer
Capture 300 enemy buildings
Destroy 10.000 units by towers
Complete tutorial
I'll be back!
Complete Episode 1
Complete Episode 2
Collect 100 campaign stars
Get 200 campaign stars
Get ALL campaign stars
Have 1000 of your troopers on battlefield
Win in multiplayer having only one building
Get 5 stars of morale in battle
Capture enemy building without having any of yours
Get maximum attack rating