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Killing Floor 3 (KF3)

What Is Stumble?

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★ Disclaimer: Our guides were written before the Rearmament update, so some information may be outdated. We appreciate your support!
News: Crossplay | Game Pass | Roadmap
Best Settings | Teams | Weapons
Best Bonus Abilities | XP Farm | Difficulty

Stumble is an affliction in Killing Floor 3 (KF3). See what Stumble is, the perk skills and mods that apply Stumble, as well as related damage types here!

What Is Stumble?

Stumble Causes Enemies to Stagger Back

Interrupts enemies, causing them to stagger back in the opposite direction.

Damage Types That Applies Stumble

Damage Effective Against Neutral Against Ineffective Against
Killing Floor 3 Ballistic Ballistic - • Flesh
• Zedtech
• Armor
• Mire
Killing Floor 3 Cut Cut • Flesh • Mire • Armor
• Zedtech
Killing Floor 3 Force Force • Armor • Flesh
• Mire
• Zedtech
-
Killing Floor 3 Sound Wave Sound Wave • Armor • Mire • Flesh
• Zedtech

Damage Types Explained

Perk Skills With Stumble

Skill Perk Lv. Skill Effect
Killing Floor 3 OffsetOffset Commando 8 While magazine is over half full, weapon Stumble is increased by 20%.
While magazine is less than half full, weapon damage is increased by 10% instead.
Killing Floor 3 Unknown Skill IconMajor Damage Engineer 8 Deal 10% increased weapon damage and 20% increased weapon Stumble to nearby enemies.
Killing Floor 3 Unknown Skill IconJuggernaut Engineer 18 Damage resistance while BUNKERED is increased to 55%.
While BUNKERED, enemies that melee you are Stumbled.
Killing Floor 3 Unknown Skill IconIce Breaker Sharpshooter 28 Cryo-Grenade explodes a second time after the first explosion.
The second explosion applies Stumble affliction and 300 Force damage to all enemies hit.
Killing Floor 3 Chi kai riChi kai ri Ninja 20 Apply 75% increased Stumble affliction with all weapons.
Killing Floor 3 Sakki-jutsuSakki-jutsu Ninja 20 Performing a perfect parry Stumbles all enemies in a radius around you.
This radius is increased by 0%.

Skill Tree Guide: List of All Skills

Mods With Stumble

Mod Details
Refined-Action HammerRefined-Action Hammer Stats:
+5% Accuracy
+30% Fire Rate
-8 Stumble Affliction

Crafting Material:
Reinforced GripReinforced Grip Stats:
-2% Attack Speed
+1% Damage
+10 Stumble Affliction

Crafting Material:
Smooth GripSmooth Grip Stats:
+5% Damage (Thrown)
+10% Projectile Speed
+10 Stumble Affliction
+10% Accuracy

Crafting Material:
Textured GripTextured Grip Stats:
+5% Damage (Melee)
-25% Projectile Speed
+10 Stumble Affliction

Crafting Material:
Armor Piercing RoundsArmor Piercing Rounds Primary Fire Mode:
Force
Ballistic
Stats:
-15% Accuracy
+8% Damage
+4 Penetration Power
+40 Stumble Affliction

Crafting Material:
Frag LauncherFrag Launcher Primary Fire Mode:
Force
Sound Wave
Stats:
360 AOE Scale
600 Damage
-30% Handling
45 Stumble Affliction

Crafting Material:
Heavy GuardHeavy Guard Stats:
-2% Attack Speed
+15% Block Stamina
+2% Damage
+25 Stumble Affliction

Crafting Material:
ShotgunShotgun Primary Fire Mode:
Ballistic

Stats:
10 Burst Shot(s)
350 Damage
-30% Handling
25 Stumble Affliction

Crafting Material:
Confusion Dart AttachmentConfusion Dart Attachment Primary Fire Mode:
Biological

Stats:
50 Confusion Affliction
10 Damage
-10% Handling
10 Stumble Affliction

Crafting Material:
Slug RoundsSlug Rounds Stats:
+65% Accuracy
1 Burst Shot(s)
-20% Damage
+40 Stumble Affliction

Crafting Material:
Unknown ModSlug Rounds T1 Stats:
+70% Accuracy
1 Burst Shot(s)
-10% Damage
+50 Stumble Affliction

Unknown ModSlug Rounds T2 Stats:
+75% Accuracy
1 Burst Shot(s)
+10% Damage
+60 Stumble Affliction

Unknown ModSlug Rounds T3 Stats:
+80% Accuracy
1 Burst Shot(s)
+30% Damage
+70 Stumble Affliction

Extinguished SlugsExtinguished Slugs Primary Fire Mode:
Ballistic

Stats:
+10% Accuracy
1 Burst Shot(s)
-100% Burn Affliction
+8% Damage
+85 Stumble Affliction

Crafting Material:

List of All Weapon Mods

Killing Floor 3 Related Guides

Killing Floor 3 Affliction

List of All Affliction Effects

All Afflictions

List of Affliction
Bleed Burn Confuse
Corrosion Enfeeble Freeze
Knockdown Panic Shock
Stumble Stun Toxic

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