Get 3 stars in every stage of the Frozen North
Spawn 1,500 Reinforcements.
Defeat Jokull, mother of Wyverns
Kill 5,000 enemies with Vez'nan's powers.
Slay 500 enemies.
Slay 10,000 enemies.
Reach level 10 with Veruk.
Win the first stage with 3 stars.
Find the hidden Root
Help DK through the mines.
Sell 20 towers.
Get 3 stars in every stage of the Kingdom of Linirea
Kill 13 Engineers before they can repair a Machine.
Get 3 Stars in every Stage of the Dwarven Kingdom.
Destroy the farmer's crops
Destroy 3 mine carts before they reach their destination.
Find Scrooge McDuck.
Find all the armadillos
Fend off the Draugrs
Reach level 10 with Asra.
Slay 3000 enemies.
Build 80 Towers.
Reach level 10 with Oloch.
Defeat Bolgur, Lord of the Dwarves.
Find the secret agents
Take the ring back from Gollum before it's too late.
Destroy 80 Chompbots.
Get rid of those annoying pests and whack 5 Moles.
Melt the T-800.
Turn off all the streetlamps
Defeat Denas, King of Linirea
Find the Gommi Bears
Help Bilbo sneak into the mountain.
Call 15 waves early.
Kill Leeroy Jenkins' brother.
Put Borney to sleep.
Find Olav the magical iceman
Slay 300 Draugrs
Execute 81 enemies with the chainsaw sword
Launch 500 Nitro powered Rocket riders
Deal a total of 5000 damage to enemies with the basic attack
Teleport 666 enemies
Win all the Heroic mode challenges
Summon 50 captain orcs
Kill 200 enemies with the bee hives
Make your crows deal 30000 total damage
Spawn 500 skeleton warriors to battle
Make elite harassers dodge 800 attacks
Summon 13 Gargoyles
Spawn 200 Spiderlings
Use the advanced burning fuel on your furnaces 88 times.
Help Bonehart to come back
Make the horn whisper a song
Hire 5 Trolls
Hire 50 mercenaries
Break the ice from 25 frozen towers
Win all the Iron mode challenges
Find the hypnotoad and obey.
Defeat Polyx the Wise
Make Kermit take a sip of tea.
Make the frog cross the road.
Find out why the dog is barking.
Defeat the Winter Queen of the Frozen North.
Help the yeti have a decent meal.
Find the First Avenger.
Sink the girl in the Black Lagoon.
Find Slenderman, the old-fashioned horror creature.
Collect the five pieces of Lord Blackburn's armor.