Lost Ark Artillerist T4 Build — Barrage vs Firepower Enhancement

Artillerist is the heavy Gunner: giant cannons, heavy armor, almost no mobility, and the biggest stagger toolbox of any ranged class. You spend most of a fight building Firepower meter, then transform into a stationary turret in Barrage state and unload everything. If you like big numbers and don’t mind standing still, this is your class.

Role in the party

Ranged DPS with elite stagger and destruction, plus a party synergy from Summon Turret (Armor Destruction). You are non-positional, which makes you one of the more forgiving ranged picks — your skills hit regardless of where you stand relative to the boss.

The two T4 routes

• Barrage Enhancement — the burst route. You generate the Barrage meter with your normal kit, transform, and dump the Barrage skills (Focus Fire, Energy Cannon, Howitzer) in a short window. Barrage Enhancement removes the exhaustion penalty when you exit, so you can re-enter almost immediately. Two key pairings: Flamethrower + Gravity Explosion, and Homing Barrage + Air Raid — keep their cooldowns aligned.
• Firepower Enhancement — the sustained route. No transformation; you keep a permanent Firepower buff for consistent damage and defense. Simpler rotation, steadier damage, and it doubles as a very sturdy pick while learning.

Ark Passive direction

• Evolution: Crit is your main stat (the Firepower passive already grants crit rate), Swiftness secondary to compensate for low mobility.
• Enlightenment: take the keystone matching your route and follow the branch — Barrage nodes deepen the turret window, Firepower nodes deepen the buff uptime.
• Leap: nodes for your main damage skills and Hyper Awakening.

Engravings, gems, and gear

Common setups run Grudge, Keen Blunt Weapon, Hit Master, Cursed Doll, and Raid Captain (or Preemptive Strike / Contender / Magick Stream depending on route). Gems: damage gems on Homing Barrage, Air Raid, Flamethrower, Gravity Explosion; cooldown gems on the same plus Energy Field. Gear and material details live in gear honing T4, engravings, and Ark Grid.

Core loop

Build meter with the builder skills, enter Barrage, cast Barrage: Howitzer early so it lands, then Focus Fire, Energy Cannon, and Steel Rain on cooldown. Outside Barrage, keep Energy Field up for push immunity on your channels, and hold Missile Barrage (Awakening) for a full meter refill on demand.

New player friendliness

High. Non-positional, tanky, and the rotation is a fixed pair system rather than a piano. The only real skill check is not being caught mid-channel — push immunity management is the difference between a good and a bad Artillerist.

How this differs from our other Gunner guides

Unlike Gunslinger or Deadeye, Artillerist commits to standing still on purpose — it’s the turret fantasy taken literally. Sharpshooter and Machinist play differently again; pick by whether you want burst windows, sustained pressure, or transformation.

More reading: classes overview · gems · endgame guide