Rat King build guide
by Little ShmuckVersion 26Updated Oct 17, 2026Guide #834900
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As written by the author · latest version · not affected by filters
does the shmuck meta include rats now too? discord: discord.gg/KVHpb94rUJ
1Early game
Game stage · 8 items
Monster Rounds
High-Velocity Rounds
Extra Health
Opening Rounds
Built from High-Velocity Rounds
Cultist Sacrifice
Built from Monster Rounds
Sprint Boots
Enduring Speed
Built from Sprint Boots
Fortitude
Built from Extra Health
2Optionaloptional
Author's category · 3 items
Restorative Shot
Extra Regen
Battle Vest
3Mid game
Game stage · 8 items
Ballistic Enchantment
Superior Cooldown
Berserker
4MUST BUY ONEoptional
Author's category · 4 items
Dispel Magic
default to dispel if not sure
Warp Stone
Metal Skin
5COUNTERSoptional
Author's category · 8 items
Return Fire
Spirit Shielding
Weapon Shielding
6Late game
Game stage · 9 items
Frenzy
Superior Duration
Greater Expansion
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 5 | Scrap Grenade: 2 AP upgrade, step 8 | Scrap Grenade: 5 AP upgrade, step 13 |
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Spirit Resilience
Colossus
Built from Extra Health
Plated Armor
when 3 is maxed
Siphon Bullets
Witchmail
Counterspell
Bullet Resilience
Reactive Barrier
Indomitable
Built from Reactive Barrier
Spellbreaker
Juggernaut
Built from Enduring Speed
Unstoppable
Silencer
Vampiric Burst
Inhibitor
Armor Piercer
Built from High-Velocity Rounds
buy sooner if they have plated
Transcendent Cooldown
Built from Superior Cooldown
Rat SwarmRat Swarm | Rat Swarm: Ability unlocked, step 3 | Rat Swarm: 1 AP upgrade, step 14 | Rat Swarm: 2 AP upgrade, step 15 | Rat Swarm: 5 AP upgrade, step 16 |
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Royal PestmentsRoyal Pestments | Royal Pestments: Ability unlocked, step 2 | Royal Pestments: 1 AP upgrade, step 6 | Royal Pestments: 2 AP upgrade, step 7 | Royal Pestments: 5 AP upgrade, step 9 |
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Rule, Ratannia!Rule, Ratannia! | Rule, Ratannia!: Ability unlocked, step 4 | Rule, Ratannia!: 1 AP upgrade, step 10 | Rule, Ratannia!: 2 AP upgrade, step 11 | Rule, Ratannia!: 5 AP upgrade, step 12 |
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Unlock1 / 2 / 5 AP upgrade costOrder only; no timings
Not shown: 15 entries after the order starts again. The published data contains them; how the game treats them isn't verified.
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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