Rat King build guide
by SN|P3RVersion 45Updated Oct 18, 2026Guide #836523
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→ Featured in Top Daily Builds for 11 heroes: Haze, Infernus, Wraith, Mirage, Grey Talon, Doorman, Victor, Mina, Rem, Apollo & Yamato! → Heavily Work in Progress Build & will evolve over time
11. Early Game
Author's category · 9 items · L-R || Build Gun + Mobility & then Pivot to 5000 HP Tank || Escalating Resilience ⇌ Titanic, Here →
Monster Rounds
Sell this item, once slotlocked
High-Velocity Rounds
Extra Health
Extended Magazine
Cultist Sacrifice
Built from Monster Rounds
Swift Striker
Enduring Speed
Fortitude
Built from Extra Health
Fleetfoot
2Early gameoptional
Game stage · 2 items
Extra Regen
Titanic Magazine
Built from Extended Magazine
Can pivot to Escalating Resilience, if you require Bullet Resist. (Although do note that you will be stacked Anti-Gun Items later on + your Maxed 3, so ideally go with Titanic for more Ammo)
32. CORE
Author's category · 9 items · Ballistic + Berserker → ⇧DMG Stacks || Spellslinger & Spirit Resil ⇄ 2 of Plated / Witchmail / Colossus
Escalating Resilience
Built from Extended Magazine
Ballistic Enchantment
Ballistic can be put on Grenade or Rats. Grenade has buffed in the latest patch and ideally keep it on his 1 now. Feel free to keep on 2, if you prefer Rats like the earlier iteration
Berserker
Ballistic + Berserker in Fights/Rift/Midboss → ⇧Weapon DMG Stacks
Siphon Bullets
Superior Cooldown
Excellent Option to get around Mid Game for Cooldown Reductions, especially your ULT
Spirit Resilience
Juggernaut
Built from Enduring Speed
Spellslinger
Transcendent Cooldown
Built from Superior Cooldown
4Mid Game Spiritoptional
Author's category · 2 items
Superior Duration
Greater Expansion
53. End Game Items
Author's category · 6 items · NOT L-R, Your Choices
Plated Armor
Outstanding Item which will make you near invincible against Gun damage (combined with your 3 + Siphon + Juggernaut). Against Spirit Heavy DMG, get Witchmail or Colossus earlier.
Witchmail
Vampiric Burst
Inhibitor
Unstoppable
Colossus
Built from Extra Health
66400 Greensoptional
Author's category · 3 items
Spellbreaker
Indomitable
Cheat Death
76400 Barriersoptional
Author's category · 2 items
Divine Barrier
Diviner's Kevlar
8Gun Optionsoptional
Author's category · 6 items
Armor Piercer
Built from High-Velocity Rounds
Frenzy
Silencer
Glass Cannon
Weighted Shots
Opening Rounds
Built from High-Velocity Rounds
9Anti Gun Optionsoptional
Author's category · 3 items
Bullet Resilience
Metal Skin
Return Fire
10Green Optionsoptional
Author's category · 2 items
Counterspell
Dispel Magic
Categories appear in the author's order. Only the editor's default Early, Mid and Late sections are marked as game stages; the author's own categories keep their names. “Built from” links come from the game's item recipes.
Scrap GrenadeScrap Grenade | Scrap Grenade: Ability unlocked, step 1 | Scrap Grenade: 1 AP upgrade, step 2 | Scrap Grenade: 2 AP upgrade, step 6 | Scrap Grenade: 5 AP upgrade, step 12 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Rat SwarmRat Swarm | Rat Swarm: Ability unlocked, step 4 | Rat Swarm: 1 AP upgrade, step 9 | Rat Swarm: 2 AP upgrade, step 11 | Rat Swarm: 5 AP upgrade, step 16 | ||||||||||||
Royal PestmentsRoyal Pestments | Royal Pestments: Ability unlocked, step 3 | Royal Pestments: 1 AP upgrade, step 7 | Royal Pestments: 2 AP upgrade, step 8 | Royal Pestments: 5 AP upgrade, step 10 | ||||||||||||
Rule, Ratannia!Rule, Ratannia! | Rule, Ratannia!: Ability unlocked, step 5 | Rule, Ratannia!: 1 AP upgrade, step 13 | Rule, Ratannia!: 2 AP upgrade, step 14 | Rule, Ratannia!: 5 AP upgrade, step 15 |
Unlock1 / 2 / 5 AP upgrade costOrder only; no timings
Current patch: the Oct 14, 2026 update, Oct 14, 2026, 00:00 UTC (approximate: no published release time) to today · ranked and unranked · all match average ranks
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