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Jujutsu Zero Summer Blade Build: Requirements, Materials, and Setup

Build the Jujutsu Zero Summer Blade Build with the right requirements, materials, clan, gear, and PHR setup to maximize weapon-focused burst damage around Summer Blade scaling.

Build the Jujutsu Zero Summer Blade Build with the right requirements, materials, clan, gear, and PHR setup to maximize weapon-focused burst damage around Summer Blade scaling.

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The PHR meta build in Jujutsu Zero is a weapon-focused setup built around a fully leveled Summer Blade with Bubble, Toji clan, Solar Flare gear, Thug Flamingo Floaty, and Bloodthirst for maximum burst damage.

This Physical Heavenly Restriction setup is for players who want to push weapon damage through Summer Blade scaling instead of building around a cursed technique rotation. It stacks Summer event weapon power, Bubble ailment stats, attack-heavy gear rolls, and Bloodthirst into one burst-focused loadout.

PHR versus Ten Shadows right now

This is a community-tested weapon meta build, not an official balance ranking. Treat the “PHR is back” angle as early meta theorycrafting: the exact PHR-versus-Ten Shadows ranking is still player debate, and the billions-damage ceiling comes from a single showcase run rather than published formulas.

Ten Shadows is still powerful, especially if you have already invested into its Special Banner progression. The reason to use this setup is straightforward: it copies the high-burst PHR route that pushes Summer Blade and weapon amplification as hard as possible.

PHR build slots and backups

Slot Best pick Backup
Main weapon Summer Blade None; the build revolves around it
Second weapon Zenith Spear True Inverted Spear of Heaven
Clan Toji Amanai or Zen’in
Gear slots 1-3 Solar Flare Farm better Solar Flare rolls
Gear slot 4 Summer Emblem 1 or Summer Emblem 2 Farm the same emblem slot
Accessory Thug Flamingo Floaty Inventory Curse
Passive Bloodthirst None named
Ailment Bubble on both weapons and the emblem None named
Stat priority Attack, attack percent, critical damage percent, critical rate percent Keep rerolling gear copies

KEY!Bloodthirst comes from Zenin Siege. While active, it gives 50% weapon damage and 100% Festering damage, but drains health every second, so it is built for burst windows against bosses with huge health pools.

How to forge your first Summer Blade

Summer Blade is the anchor of the build, so get the first copy before spending serious time on the other slots.

Level 4,000 or higher
Access to Summer Island
STEP 01 · OF 06

Reach the level gate

Reach the level gate
Reach the level gate | Ashira RBX/YouTube

Get to level 4,000 or higher before starting the Summer Blade quest.

STEP 02 · OF 06

Find Summer Forager

Find Summer Forager
Find Summer Forager | Ashira RBX/YouTube

Speak with the Summer Forager NPC on Summer Island to begin the Summer Blade forging route.

STEP 03 · OF 06

Farm the two drops

Farm the two drops
Farm the two drops | Ashira RBX/YouTube

Defeat Water Sorcerers for 80 Spring Tide and Sun Sorcerers for 80 Solstice.

STEP 04 · OF 06

Exchange for Equinox Ingots

Exchange for Equinox Ingots
Exchange for Equinox Ingots | Ashira RBX/YouTube

Turn in 80 Spring Tide and 80 Solstice for eight Equinox Ingots; this first exchange works only once.

STEP 05 · OF 06

Forge Summer Blade

Forge Summer Blade
Forge Summer Blade | Ashira RBX/YouTube

Use Equinox Ingot x8 and ¥3,000,000 at Summer Forager to forge your first Summer Blade.

STEP 06 · OF 06

Farm future copies

Farm future copies
Farm future copies | Ashira RBX/YouTube

Clear chambers in Jujutsu Trials for additional Equinox Ingots when you want more Summer Blade copies for ascension.

Summer Blade has four skills and a stack mechanic: every hit adds one stack, and after four stacks, the next hit deals bonus damage and applies a status effect. Extra copies matter because the weapon can be leveled and ascended to raise its damage further.

Bubble, ascension, and PHR stat rolls

Priority Stat
1 Attack
2 Attack percent
3 Critical damage percent
4 Critical rate percent

Owning the correct gear is only the starting point. Summer Blade and your second weapon should be fully leveled and ascended, because this build’s damage comes from weapon scaling first.

Bubble comes from the Summer Crate and should be applied to Summer Blade, your second weapon, and your Summer Emblem. For gear, use Solar Flare in the first three slots; its Summer set bonuses add experience, weapon amplification, damage amplification, and Summer Blade damage.

The fourth slot should be Summer Emblem 1 or Summer Emblem 2, from the Summer Crate or Summer Shells. Gear stats are random, so expect to farm multiple copies before the right attack-first roll appears.

PHR substitutes for missed limited drops

Missing item Use instead
Zenith Spear True Inverted Spear of Heaven
Toji Amanai or Zen’in
Thug Flamingo Floaty Inventory Curse

Zenith Spear is the preferred second weapon if you already have it, but it is limited. If you missed it, use True Inverted Spear of Heaven only if you already have it; current published recipes cover the base and ascended Inverted Spear of Heaven, not a confirmed True Inverted Spear of Heaven Construction recipe, then apply Bubble.

Toji is the best clan because it gives the strongest physical weapon buffs for PHR, though it reduces CE by 99999%. Amanai and Zen’in are the backups because they still support Summer Blade and weapon-focused builds.

Thug Flamingo Floaty is the damage accessory because it gives 50% Summer Blade weapon amplification, 50% damage amplification, 50% attack percent, and 50% critical damage. It drops from Yuni on Summer Island at a 1% rate.

QUICK WIN

Fight Yuni on Summer Island every 3 minutes while using Inventory Curse as your temporary accessory until Thug Flamingo Floaty drops.

Inventory Curse is crafted at the Smelter with 2 Worm Food, 5 Cursed Essence, 5 Infusion, and 3 Catalyst. It gives 50% weapon amplification to all weapons, plus 2.5% more weapon amplification for every 1,000 health above 5,000, up to 25% extra at 15,000 health.

Ten Shadows banner context

Ten Shadows is a Special Grade Cursed Technique tied to the Ten Shadows Special Banner, not normal spins. Open Shop, use the Special Banner tab, and spend on that banner if Ten Shadows is the build you are chasing.

Its progression is separate from this PHR weapon setup, including the Ten Shadows secret ticket path toward Mahoraga. During the Summer event, that ticket can drop from mini-bosses on Summer Island or be bought from the event shop for 5,000 Summer Shells, but those resources do not replace the Summer Blade farm for PHR.

Frequently Asked Questions

Is PHR officially better than Ten Shadows in Jujutsu Zero?

No. PHR is a community meta build for weapon burst damage, while Ten Shadows remains a strong Special Grade Cursed Technique with its own banner and progression path.

What is the best weapon for PHR in Jujutsu Zero?

Summer Blade is the best main weapon for this PHR setup because the rest of the build stacks around its weapon damage, Bubble ailment, Summer set bonuses, and accessory amplification.

How do you get Summer Blade in Jujutsu Zero?

Reach level 4,000, speak with Summer Forager on Summer Island, trade 80 Spring Tide and 80 Solstice for 8 Equinox Ingots, then forge the weapon with those ingots and ¥3,000,000.

What is the best ailment for Summer Blade?

Bubble is the best ailment for Summer Blade in this build, and the same ailment should also go on the second weapon and Summer Emblem.

What should you use without Thug Flamingo Floaty?

Use Inventory Curse until Thug Flamingo Floaty drops, especially if your health is high enough to benefit from its scaling weapon amplification bonus.

More questions
What stats should you roll on PHR gear?

Roll for attack first, then attack percent, critical damage percent, and critical rate percent in that order.


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