Rat King build guide

debuff rat man -100% bullet res

by wouweiVersion 21Updated Oct 4, 2026Guide #847452

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Observed usage

Match statistics · filters applied except game mode

Published guide

As written by the author · latest version · not affected by filters

In-game favourites: 0 (as last synced by the API; not match usage)

Author's notes

Item categories

1
Author's category · 7 items
1. 1
  High-Velocity Rounds
2. 2
  Sprint Boots
3. 3
  Headshot Booster
4. 4
  Extra Charge
5. 5
  Opening Rounds
  Built from High-Velocity Rounds
6. 6
  Headhunter
  Built from Headshot Booster
7. 7
  Enduring Speed
  Built from Sprint Boots
2optional
Author's category · 4 items
1. 1
  Extra Regen
2. 2
  Extra Health
3. 3
  Rebuttal
4. 4
3
Author's category · 7 items
1. 1
  Fortitude
  Built from Extra Health
2. 2
  Duration Extender
3. 3
  Rapid Recharge
  Built from Extra Charge
4. 4
4optional
Author's category · 4 items
1. 1
  Counterspell
2. 2
  Dispel Magic
3. 3
  Metal Skin
4. 4
5
Author's category · 7 items
1. 1
  Compress Cooldown
2. 2
  Superior Cooldown
  Built from Compress Cooldown
3. 3
  Berserker
4. 4
6optional
Author's category · 4 items
1. 1
  Plated Armor
2. 2
  Witchmail
3. 3
  Siphon Bullets
4. 4

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.

Published ability order

Published ability order: unlocks and upgrades in the author's order, one row per ability in slot order
Scrap GrenadeScrap Grenade		Scrap Grenade: Ability unlocked, step 2									Scrap Grenade: 1 AP upgrade, step 11	Scrap Grenade: 2 AP upgrade, step 12