The Flatline Mk.II is a reinforced melee weapon designed for heavy strikes and slightly longer reach than standard knives. This guide explains its identity, full overview, unlock process, and step-by-step instructions to obtain it efficiently.
What is Flatline Mk.II in COD Black Ops 7
The Flatline Mk.II is a premium melee weapon built for high-damage close combat. Unlike lighter blades, it offers heavier swing impact, improved lunge distance, and a more forceful takedown animation, making it ideal for aggressive and stealth hybrid play.
COD Black Ops 7: Flatline Mk.II overview
| Field | Details |
|---|---|
| Category | Melee Weapon |
| Damage | One-hit kill |
| Swing Speed | Moderate–Fast |
| Reach | Extended compared to standard Knife |
| Handling | High mobility weapon |
| Primary Use | Stealth eliminations, aggressive charging, fast takedowns |
| Unlock Method | Player level milestone or melee progression tier |
How to get Flatline Mk.II
The Flatline Mk.II becomes available by reaching its unlock player 49 level or completing the melee progression tier. Once unlocked, it appears under Secondary → Melee.

Step-by-step guide to unlock Flatline Mk.II
Step 1: Accumulate XP
Play matches to progress toward the melee unlock level 30.
Step 2: Use fast-paced playlists
Hardpoint and Domination maximize engagements and XP.
Step 3: Complete melee challenges
Knife-based eliminations and stealth kills speed up melee progression.
Step 4: Activate double XP tokens
Boosts overall progression to reach the Flatline Mk.II faster.
Step 5: Check the melee category
Equip the Flatline Mk.II as soon as it becomes available.
Flatline Mk.II tips
- Take advantage of its extended reach to win close duels safely.
- Use movement perks to make up for its slightly heavier swing feel.
- Approach from flanking routes to secure easy one-hit kills.
- Combine with smoke or stun tacticals for safe gap closing.
- Excellent for objective disruption, especially in tight interior zones.
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