|Description=Blocks enemies. After losing 25% of its max health, self-destructs, dealing Magical Damage. Regenerates after a delay, knocking enemies backwards. Draws extra attention from enemies.
|Overview=A Blockade Tower that attacks enemies in melee range when detonated, knocking them back.<br />
Can be enhanced with Blockade Boom spec, enabling a percentage of the damage taken by Arcane Barrier to be returned on its next explosion.
|Icon=Apprentice_arcane_barrier.png
|DPS=No