To run the double lightning build on the Taoist in Soul Knight, activate the third skill, Sword Fly, and stack elemental laser talents to maximize automated lightning strikes while chaining invulnerable flight phases. The build doubles its strike rate through base skill upgrades and mentor training, allowing you to sweep crowded rooms and bosses while avoiding incoming projectiles, trap spikes, and floor hazards.
Sword Fly Mechanics and Properties
Activating Sword Fly mounts the Taoist on a spectral blade, altering offensive output and survivability for the duration of the flight:
- Invulnerability Window: You ignore all projectile damage, enemy collision, and environmental hazards like poison pools and spike traps while airborne.
- Automated Lightning: The skill automatically casts lightning bolts at the nearest enemies within a medium radius. Strikes deal elemental damage and frequently apply the Shock status effect. Upgrading the skill and securing the Mentor upgrade doubles the strike rate.
- Trail Collision: Flying directly across enemy hitboxes inflicts physical contact slicing damage in addition to lightning strikes.
- Cooldown Vulnerability: When the flight duration expires, the Taoist lands and becomes fully vulnerable to damage until the cooldown timer completes.
Priority Buffs for Double Lightning
Because Sword Fly's bolts scale with laser and elemental mechanics, specific dungeon buffs directly enhance its strike width and damage output.
| Talent / Buff | Benefit for Sword Fly | Priority |
|---|---|---|
| Laser Width | Increases lightning beam width and adds flat base damage to every bolt | Essential |
| Elemental Bullets | Allows critical elemental strikes to deal double damage instead of regular damage | Essential |
| Skill Cooldown Reduction | Reduces downtime between flights to shorten vulnerable recovery windows | High |
| Combo / Extra Hits | Increases strike frequency and triggers additional burst hits on shocked enemies | High |
| Bounce | Allows secondary lightning arcs and weapon shots to ricochet off dungeon walls | Medium |
The Laser Width buff is the highest priority upgrade. It expands the strike area and provides a flat damage boost to each bolt. Pairing it with the Elemental Bullets buff ensures critical shock hits deal double damage, significantly accelerating boss fights and clearing high-health elite enemies.
Recommended Weapons and Passive Synergy
Sword Fly handles primary wave clearing, but your weapon loadout determines damage output and survivability during skill cooldowns.
- Primary Electric Weapons: High-tier picks include Thunder Sword, Electric Ninja Stars, and Inscribed Needle. Thunder Sword creates electrical arcs that scale with the Laser Width buff while locking enemies in stun loops. Budget alternatives like Electric Therapy or Laser Fish maintain constant Shock procs while waiting for the skill to recharge.
- Off-Hand Melee Utility: The Taoist's innate passive ability causes holstered secondary weapons to float around the hero and attack on their own. Equipping a defensive melee weapon—such as Mo Dao, Meat, or Light Saber—in your off-hand allows it to destroy incoming bullets automatically when you land from a flight.
Room Clearing and Boss Tactics
Executing this build successfully in high-density rooms and Badass mode requires controlling your flight path and planning landings around cover.
Dungeon Room Execution
- Delay Activation: Do not activate Sword Fly immediately upon entering a room. Wait for the initial enemy volley to fire, then trigger the skill to erase the incoming bullet wave.
- Fly in Ellipses: Guide your flight path in wide, circular or elliptical loops around the room's perimeter. This herds mobile enemies into the center of the chamber, allowing lightning bolts and contact damage to hit tight groups.
- Land Near Cover: Direct your flight toward solid terrain, such as stone pillars or outer room corners, just before the skill expires. Drop behind cover to wait out the cooldown while your primary weapon or floating off-hand melee swats away remaining fire.
Boss Fight Execution
Bosses with dense bullet patterns—such as Skeleton King, Varkolyn Leader, or Zulan the Colossus—require precise timing rather than wide movement:
- Engage at medium range with your primary weapon while watching for the boss's major attack animation.
- Activate Sword Fly the moment the boss launches a heavy laser sweep or room-wide bullet spread.
- Circle closely around the boss's hitbox. Maintaining a tight orbit ensures all falling lightning bolts concentrate on the single target rather than dispersing into summoned minions, while your flight trail adds continuous collision damage.
- Retreat behind defensive melee swings or room cover immediately as the landing animation triggers.
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Player Comments
146 players commented on this guide.
I tried this today and it worked better than my old setup.
Nice guide. I am checking the other Soul Knight articles next.
This guide answered the exact question I had.
Good guide for Soul Knight players. The strategy part was useful.