Finish a base defense level with your bases having less than 10% health remaining.
Hurl 5 or more crows with 1 boulder.
Use at least 4 gnomes to collect a heavy treasure.
Complete a multi-type level with only 1 type of gnome.
Complete the Meadow levels.
You've captured more than 100 treasures.
Hurl 5 crows into water.
Perform more than 1,000 flicks.
Defeat 5 crows in less than 5 seconds.
Complete the Gnomeville levels.
Defeat 100 crows.
On any map with more than 6 crows, sideline all crows at the same time.
Use a mushroom power for the first time.
Capture a heavy treasure using only 1 gnome without dropping or assisting.
Complete the third level of Gnomeville.
Complete the first level of Gnomeville.
Complete a multi-gnome level by fielding only 1 gnome.
Knock 10 treasures out of crow possession right in front of their base.
Win a level using every mushroom power.
Eject 20 enemies from garrisons.