You bought half of one character's statue upgrades.
You introduced the peasants to the zombies!
You completed act 1.
You completed a quest in local co-op.
You killed 50 sheep
Your Greens assassinated 50 enemies
You crashed the banquet.
You completed the prologue.
You knocked 20 enemies off the Netherdeep and into the Abyss!
You summoned 500 minions.
Your Blues healed 500 times.
Your Browns killed 50 enemies.
Your Reds killed 100 enemies with their explosions. Boom!
Your minions looted 250 shiny objects.
You summoned 250 minions.
You had 12 or more minions active at a single moment.
You helped Ricket fix her forge.
You defeated the Trolls.
You completed the tutorial.
You summoned 50 minions.
You gained 100% of the crowns in one quest.
You completed act 2.
You completed act 3.
You obtained every weapon.
You gained 100 crowns in-game.
With four players, you each had 4 active minions at a given moment.
You completed 100 traversal tasks within the time limit.
You fully upgraded one minion colour.
You fully upgraded all four minion colours.
You bought all of one character's statue upgrades.
You bought all statue upgrades for all characters.
Careful, we already lost one Overlord down there! I wonder what happened to him? - Gnarl
You completed a quest in online multiplayer!
You killed a "boss enemy" in a multiplayer game.
You finished a quest in 1st place in multiplayer
You defeated Cedric.
You defeated Clarisa.
You defeated the Void Gazer.
You defeated Sparkle.
The plot thickens.