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