Here is the full list of all 25 Blasted Fortress achievements.
Destroy 1,000 Stone blocks.
Destroy 1,000 Wood blocks.
Cast 100 voodoo spells in combat.
Complete a total of 50 jobs from the Job Board.
Cause 75 Barrels to blow up.
Knock sense into 50 Heal Blocks.
Reset your save game with 100,000 Gold in the Vault.
Defeat Genix, Lumamon, Nemmel, and Szalec.
Set 20 blocks on fire while they're suffering the effects of acid.
Complete a siege with less than 5 seconds on the clock.
Defeat any Beast without ever being struck.
Destroy 10,000 Stone blocks.
Destroy 10,000 Wood blocks.
Blow up 100 Detonation Blocks by hitting their respective plungers.
Fire 1,000 Cannonballs overall.
Fire Cluster Shot 1,000 times.
Fire 1,000 Bomb Shot overall.
Fire 1,000 Magma Shot overall.
Fire 500 Acid Shot overall.
Fire 500 Magnet Shot overall.
Who did Nemmel betray? His defeat has not answered that question.
Genix was indeed very strong, but he was no match for you.
Lumamon is a shaman, but no beast of nature is capable of that power.
Szalec's powers are unique and his name feels familiar.
Complete a campaign, earning a Lore Page in the process.