Call of Duty: Black Ops 4

Black Ops 4 Ballistic Knife

Special WeaponsDays of Summer weaponTakes camo
Special WeaponsBallistic Knife — Call of Duty: Black Ops 4 weapon render

How do you unlock the Ballistic Knife?

The Ballistic Knife added after launch through Days of Summer and the period's Black Market weapon-access system in Call of Duty: Black Ops 4. It fills the mechanic-led special weapon role in the Special Weapons catalog. Its retrievable blade projectile operation sets the pace of the engagement. This guide stays with stable handling and progression instead of patch-sensitive damage, range or time-to-kill numbers. Its camo track finishes at Spectrum (Earn 5 kills without dying, five times). Complete every camo challenge on it and Gold unlocks. Its Gold does not count toward the original Diamond requirement; both this weapon's Gold and the launch-weapon class requirement must be complete before Diamond can be equipped on it. This post-launch weapon does not increase the original Dark Matter requirement; its own camo challenges and the account-wide base-game mastery route must both be complete to equip Dark Matter.

UnlockDays of Summer weapon
AvailabilityHistorical post-launch access; current inventory, account entitlement and platform services can vary.
Takes camoYes
Gold camoComplete every camo challenge on this weapon
Diamond camoComplete this weapon's Gold plus the original launch-weapon requirement for its class
Dark Matter camoComplete this weapon's camo challenges and the account-wide base-game mastery route; order does not matter

Reviewed September 1, 2026. Release, launch progression and post-launch operations were checked against official Call of Duty and Treyarch material. The complete render/camo inventory was reconciled against the owner's files and archival catalog references. Setup advice avoids patch-sensitive numeric claims.

Sources: Call of Duty — Welcome to Black Ops 4 Multiplayer · Call of Duty — Level Up in Black Ops 4 · Call of Duty — Operation Absolute Zero weapons · Treyarch — Operation Spectre Rising overview · Call of Duty — Grav community challenge · Call of Duty Wiki — Black Ops 4 camouflage catalog · Call of Duty Wiki — Black Ops 4 weapon catalog

How does the Ballistic Knife play in Black Ops 4?

Rolemechanic-led special weapon
Real-world basisBlack Ops 4 in-game weapon; no unsupported real-world equivalence is asserted.
StrengthsThe Ballistic Knife has a clear mechanic-led special weapon identity; Its retrievable blade projectile operation sets the pace of the engagement
TradeoffsThe retrievable blade projectile timing still has to match the available range and cover; A poor route can erase the intended advantage of this special weapons entry
Useful setupBuild around the projectile and timing mechanic instead of copying a rifle class; Use cover to create the narrow engagement the weapon is meant to solve
Challenge noteComplete this weapon's Multiplayer performance and technical camo challenges to earn Gold. It does not expand the original Dark Matter requirement; after account mastery, finish this weapon's own challenges to equip mastery finishes on it.
Progression tipGold is per weapon, Diamond covers the base-game weapons in one class, and Dark Matter covers every original class requirement. Post-launch weapons keep separate personal challenge tracks.
Camo tipUse the Ballistic Knife from a route that gives its retrievable blade projectile action time to complete, then move before repeating the same angle.
Compared withUse the Ballistic Knife as the reference point for the special weapons catalog before comparing later entries.

Every camo, exact unlocks — see the full Black Ops 4 camo directory.

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Ballistic Knife — common questions

How do you unlock the Ballistic Knife in Black Ops 4?

The Ballistic Knife was added post-launch to Call of Duty: Black Ops 4 through a days of Summer weapon. Platform availability is listed on this page. The level cap is 55, and prestige is ten standard Multiplayer Prestige levels followed by Master Prestige progression to level 1000; weapon Prestige and mode-specific progression are separate. Historical post-launch access; current inventory, account entitlement and platform services can vary.

How do you unlock camos on the Ballistic Knife?

Camo progress is per-weapon. Hunt through Red Tiger scale class-adjusted performance totals. Roller Rink, Mother of Pearl, Purple Hex, Penthouse and Spectrum use technical objectives. Gold completes one weapon, Diamond completes an original class and Dark Matter completes every original class requirement, including the Combat Knife. Zombies, Blackout, reactive and Black Market camos are not prerequisites for Multiplayer Gold, Diamond or Dark Matter. On the Ballistic Knife the final tier is Spectrum — Earn 5 kills without dying, five times. After that, Gold needs every camo challenge on the weapon done. This post-launch weapon does not count toward the original Diamond total, but its own Gold and the launch-weapon class requirement must both be complete before Diamond can be equipped on it. It does not increase the original Dark Matter requirement; this weapon's camo challenges and the account-wide route must both be complete to equip it.

Does the Black Ops 4 Multiplayer Unlock All service include the Ballistic Knife?

Check the service page for the current PlayStation package and inclusions before ordering; this guide does not assume every historical Ballistic Knife entitlement is included. Review the exact service inclusions.

Check support before ordering

Check the service page for the current PlayStation package and inclusions before ordering; this guide does not assume every historical Ballistic Knife entitlement is included.

Review exact service inclusionsPlatform or entitlement limits may apply