Here is the full list of all 98 Evil Defenders achievements.
Complete the Challenge for the "Frozen Beach" mission.
Freeze the river.
Complete the Challenge for the "Oasis" mission.
Convince 50 enemies to fight on your side with a treasure chest in a single mission.
Teleport 200 enemies.
Complete the Challenge for the "Paladins' Crossroad" mission.
Complete the Challenge for the "Wastelands" mission.
Complete a mission without using any abilities.
Complete the Challenge for the "Rockway" mission.
Use both abilities of the altar in a single mission.
Sell 50 towers.
Complete the Challenge for the "Darkwood" mission.
Read all the tips.
Complete the "Golden Temple" mission.
MacHellman must stay in battle for 600 seconds in total.
Complete the Challenge for the "Buried Trail" mission.
Complete the "Buried Trail" mission.
Hit the gong.
Complete the "Beach" mission.
Complete the "Heart of Fire" mission.
Unleash the power of the Heart of Fire.
Complete the "Forsaken Palace" mission.
The Fallen Paladin must fight the battle for 300 seconds in a single mission.
Complete the "Burning Pass" mission.
Provoke Armageddon.
Complete the "Old Castle" mission.
Complete all the "Frostlands" missions.
Point and shoot from a catapult.
Complete the "Snowbound Bastion" mission.
Complete the "Frozen Beach" mission.
Complete all the "Desert" missions.
Complete the "Oasis" mission.
Complete the "Paladins' Crossroad" mission.
Defeat Breaker.
Complete the "River Pass" mission in Inferno mode.
MacHellman must defeat an Old Mage.
Sell a tower.
Build 100 towers.
Complete the "Wastelands" mission.
Complete the Challenge for the "River Pass" mission.
Kill 1000 enemies.
Early-start 100 waves.
Earn at least 10000 gold coins.
Give any specialized tower a maximum upgrade.
Build 50 towers.
Complete all the "Highlands" missions.
Complete the "Rockway" mission.
Defeat Paladin.
Summon MacHellman.
Complete the "Darkwood" mission.
Burst a toxic bubble.
Build every type of tower.
Upgrade any tower to third grade.
Use lightning to cause damage to 5 enemies in a river.
Earn at least 1000 gold coins.
Early-start 10 waves.
Complete the "River Pass" mission.
Strike water with lightning.
Kill an enemy with lightning.
Start a wave early.
Kill 10000 enemies.
Kill 100000 enemies.
Kill 150000 enemies.
Complete all the missions and get at least one star per mission.
Complete all the missions and get at least two stars per mission.
Complete all the missions and get at least three stars per mission.
Earn at least 100000 gold coins.
Earn at least 1000000 gold coins.
Kill 1000 enemies with lightning.
Summon MacHellman 100 times.
Complete the "Darkwood" mission in Inferno mode.
Complete the "Rockway" mission in Inferno mode.
Complete the "Wastelands" mission in Inferno mode.
Complete the "Paladins' Crossroad" mission in Inferno mode.
Complete the "Oasis" mission in Inferno mode.
Complete the "Frozen Beach" mission in Inferno mode.
Complete the Challenge for the "Snowbound Bastion" mission.
Complete the "Snowbound Bastion" mission in Inferno mode.
Complete the Challenge for the "Old Castle" mission.
Complete the "Old Castle" mission in Inferno mode.
Complete the Challenge for the "Burning Pass" mission.
Complete the "Burning Pass" mission in Inferno mode.
Complete the Challenge for the "Forsaken Palace" mission.
Complete the "Forsaken Palace" mission in Inferno mode.
Complete the Challenge for the "Heart of Fire" mission.
Complete the "Heart of Fire" mission in Inferno mode.
Complete the Challenge for the "Beach" mission.
Complete the "Beach" mission in Inferno mode.
Complete the "Buried Trail" mission in Inferno mode.
Complete the Challenge for the "Golden Temple" mission.
Complete the "Golden Temple" mission in Inferno mode.
Complete a mission without building a single tower.
Cause damage to 100 enemies with the river of fire in a single mission.
Let no enemy leave the tunnel.
Remove snow to find a tower placeholder.
Scare at least 50 enemies per mission.
Let no enemy pass through the doors of the Old Halls.
Kill 1000 flying enemies.