Diablo III

Raekor Boulder Toss Barbarian build for Diablo 3 Season 38. Legacy of Raekor 6-piece with Three Hundredth Spear and Arreat's Law. Skills, gear, gems, paragon priorities, and rotation.

S Tier Barbarian · Endgame Solo GR Push · 11 min read

Raekor Boulder Toss Barbarian — Legacy of Raekor Build

By the DiabloBytes team · Updated May 2026

Raekor Boulder Toss is one of the top-tier solo Greater Rift pushers in Diablo 3. The Legacy of Raekor 6-piece bonus turns Furious Charge into a stacking mechanic — each charge (or Weapon Throw) banks up to 5 stacks that all empty into a single Ancient Spear cast for explosive damage (5,500% per stack). Boulder Toss is the rune of choice because it consumes your entire Fury pool and scales off it, and Arreat\'s Law expands the pool while granting another +200% Ancient Spear damage. Pair with Three Hundredth Spear and Skular\'s Salvation for an Ancient Spear damage stack so high it consistently pushes among the top Barbarian clears each season.

Core Skills

Furious Charge (Cold Rush rune)

Stacking + mobility + Fury generator. Cold Rush refills Fury per enemy hit. Builds Raekor 6pc stacks up to 5.

Ancient Spear (Boulder Toss rune)

Primary nuke. Consumes entire Fury pool, damage scales with Fury spent. The 6pc dumps all stacked Furious Charges into one cast.

Wrath of the Berserker (Insanity rune)

50% damage multiplier + crit chance. Cooldown-reduced into near-permanent uptime via In-geom procs.

War Cry (Veteran's Warning rune)

20% dodge + Armor and Resist buff. Pure defensive layer, free uptime.

Battle Rage (Bloodshed rune)

20% Critical Hit Damage buff plus AoE proc on crits. Always active.

Ignore Pain (Mob Rule rune)

Damage reduction + group buff. Saves you from one-shot affixes during burst windows.

Required Gear

Slot	Item	Why
Set (5pc + RoRG)	The Legacy of Raekor	5,500% damage to next Ancient Spear per stack of Furious Charge / Weapon Throw (max 5). Run 5/6 with Ring of Royal Grandeur in cube.
Weapon (1H)	Arreat's Law	+200% Ancient Spear damage and increases your Maximum Fury, which directly buffs Boulder Toss damage scaling.
Off-hand	Ancient mighty weapon or shield (off-stat)	Roll Strength + Vitality. The build runs 1H + off-hand for Arreat's Law on the main hand.
Bracers	Skular's Salvation	+100% Boulder Toss damage and a further bonus when Boulder Toss hits 5 or fewer enemies. Equipped for the stat budget; alternative is Bracers of the First Men if focusing HoTA variant.
Belt	Captain Crimson's Silk Girdle	Captain Crimson 2-piece bonus. Pair with one other Captain Crimson piece (typically Trimmings or Waders) for the Cooldown Reduction → damage and Resource Cost Reduction → damage reduction stack.
Pants / Boots / Chest	Raekor + 1 Captain Crimson piece	5/6 Raekor pieces + 1 Captain Crimson craft. Captain Crimson Trimmings (chest) is the standard partner to the Silk Girdle for the 2pc bonus.
Amulet	The Traveler's Pledge	Endless Walk set amulet half. Up to 50% damage reduction while moving — Furious Charge keeps it active permanently.
Ring 1	The Compass Rose	Endless Walk set ring half. Up to 100% damage while standing still — active during Boulder Toss casts.
Ring 2	Convention of Elements	Element rotation. Time burst windows on Physical for Boulder Toss bonus damage.
Cube — Weapon	The Three Hundredth Spear	+200% Ancient Spear damage and +200% Attack Speed for Weapon Throw. Cubed so you can equip Arreat's Law.
Cube — Armor	Bracers of the First Men or Aquila Cuirass	Bracers of the First Men if you want the HoTA fallback (rare for pure Boulder Toss). Aquila Cuirass for damage reduction at high Fury — common pick.
Cube — Jewelry	Ring of Royal Grandeur	Drops Raekor requirement to 5 pieces, freeing a slot for the Captain Crimson partner piece.
Legendary Gem 1	Bane of the Stricken	Single-target damage stacks for Rift Guardian phase.
Legendary Gem 2	Bane of the Trapped	CCed enemy multiplier — Furious Charge knockback triggers it.
Legendary Gem 3	Esoteric Alteration	Up to 75% non-Physical damage reduction at high ranks. Survival gem of choice for top GR pushes.

Stat Priorities

Offense: Strength > Critical Hit Chance > Critical Hit Damage > Ancient Spear / Boulder Toss Damage % > Cooldown Reduction > Area Damage
Resource: Resource Cost Reduction (weapon + shoulders) — directly increases CC 3pc damage reduction via Captain Crimson scaling
Defense: Vitality > All Resistance > Armor > Life % — Esoteric Alteration carries the elemental survival
Cube: The Three Hundredth Spear (weapon), Aquila Cuirass or Bracers of the First Men (armor), Ring of Royal Grandeur (jewelry)

Push Rotation

1
Pre-buff before pulling Cast Battle Rage (Bloodshed) and War Cry (Veteran's Warning). Trigger Wrath of the Berserker on the first elite engagement.
2
Charge into the pack Furious Charge through enemies (Cold Rush rune refills Fury). Each pass banks one Raekor 6pc stack — repeat until you hit 5 stacks.
3
Position next to elites Stop on the elite pack. The Compass Rose damage bonus ramps to 100% while stationary, and Endless Walk's damage reduction tapers — you trade defense for the burst window.
4
Convention of Elements Physical opens Cast Boulder Toss. The Raekor 6pc dumps all 5 banked Furious Charge stacks into this single cast, Arreat's Law's expanded Fury pool maxes the Boulder Toss damage formula, Skular's + Three Hundredth Spear stack.
5
Drop Ignore Pain on dangerous affixes Mob Rule rune carries you through one-shot affixes during the stationary cast window.
6
Charge out and reset Furious Charge to safety, refill Fury, refresh Endless Walk movement reduction, line up the next Convention of Elements Physical window.

Frequently Asked Questions

Why is Raekor Boulder Toss S-tier in Diablo 3?

The Legacy of Raekor 6-piece bonus increases the damage of your next Ancient Spear by 5,500% per stack (up to 5 stacks) of Furious Charge or Weapon Throw, and causes Ancient Spear to release multiple spears from its target. Stacked with Three Hundredth Spear (+200% Ancient Spear damage), Skular's Salvation (+100% Boulder Toss damage, more on small targets), and Arreat's Law (+200% Ancient Spear damage and an expanded Fury pool), the build hits one of the highest solo Greater Rift ceilings — and Band of Might in cube provides the survival the set itself lacks.

How does the Furious Charge → Boulder Toss rotation work?

Furious Charge is your stacking and mobility skill. Each charge banks a Raekor 6-piece stack (up to 5) and refills Fury via the Cold Rush rune. When you have 5 stacks, cast Boulder Toss — the 6pc empties all stacks into one massive damage spike, Boulder Toss consumes your entire Fury pool and scales with Fury spent (Arreat's Law's expanded cap matters here), and Skular's + Three Hundredth Spear stack on top. Charge in, dump Boulder Toss, charge out, refill, repeat.

Why is the build so tanky?

Three defensive layers stack. First, Band of Might (cubed) grants 80% damage reduction for 8 seconds after casting Ground Stomp or Leap — but the bracers Bracers of the First Men variant, and Furious Charge build, use Band of Might as a primary. Second, Captain Crimson's 3-piece (Trimmings + Pants + Boots / Belt) reduces damage by your total Resource Cost Reduction percentage. Third, the Endless Walk set (Traveler's Pledge + Compass Rose) grants up to 50% damage reduction while moving and up to 100% increased damage while standing still — Furious Charge covers movement, Boulder Toss casts cover stationary. War Cry Veteran's Warning adds dodge + Armor on top.

What stays in Kanai's Cube?

Standard cube: The Three Hundredth Spear (weapon — to free your hand for Arreat's Law), Band of Might (jewelry — for the 80% damage reduction), and either Bracers of the First Men or Skular's Salvation in armor depending on which one you have equipped. The exact arrangement depends on which Ancient rolls you hit first, but Three Hundredth Spear in cube + Arreat's Law equipped is the standard.