- Maximum Damage Range: more damage
- Headshot multiplier increased from 1.15x to 1.16x.
- Sprint to Fire Time improved from 253ms to 240ms.
- Tactical Sprint to Fire Time improved from 374ms to 350ms.
Weapons / Assault Rifle
MK35 ISR
1 · PICK YOUR STYLE
2 · SET YOUR WEAPON LEVEL
Close range at LV 42: 5 of 5 final
Level
LV 42
142
Unlocked 41/41
Complete
SC // WEAPON INTEL
GUNSMITH · LV 42
LOADOUT BUILDER
Your build · 5/5
S100/100 · Excellent100% match with our Close range build
Laser2mw Adaptive Tactical LaserLV 22
Barrel15.3" Weaver-2R BarrelLV 21
StockCourser Light StockLV 12
Rear GripR-V2 Quick GripLV 25
MagazineLibate-RT Fast MagLV 6
Laser
5 of 5 unlocked at LV 42
LV 2Convergence Box LaserSteady laser: steadier aim while aiming down sights. (Steady Aim Laser)Unlocked
LV 105mW Lockstep LaserSteady laser: steadier aim while aiming down sights. (Strelok Laser)Unlocked
LV 171mW Instinct Laser ArrayHandling laser: faster aiming and sprint-to-fire (visible laser). (Handling Laser)Unlocked
LV 222mw Adaptive Tactical LaserTactical laser: faster aiming in tactical stance (visible laser). (Tactical Laser)Unlocked
LV 333mW Motion Strike LaserSteady laser: steadier aim while aiming down sights. (Stable Range Laser)Unlocked
PERFORMANCE
Damage range
Latest balance changes
Full history (1)Alternatives in this class
All weapons
MK35 ISR FAQ
What is the best MK35 ISR build?
We have ready builds for the MK35 ISR: mid range, close range. Pick a style and your weapon level in the lab above and we equip the right parts for that level, with stand-ins until the parts unlock.
What is the MK35 ISR max level?
The MK35 ISR maxes out at weapon level 42. After that you can enter weapon prestige and unlock its prestige attachment.
How many attachments does the MK35 ISR have?
We list 46 compatible attachments for the MK35 ISR across 8 slots, each with its unlock level and what it does.
What is the MK35 ISR prestige attachment?
The prestige attachment is the 19” MFS Nightfall Suppressed Barrel. It unlocks after you reach max level and enter weapon prestige.
Was the MK35 ISR changed recently?
The last official change to the MK35 ISR was in Season 03 (2026-04-21). The patch notes have changed it 1 times since launch — all listed in the History tab.
What are the alternatives to the MK35 ISR?
In the same class: DS20 MIRAGE, AN-94, EGRT-17. Each has its own page with level-by-level builds.
Sign in to save this build and track weapon level. The page stays usable without an account.
Build for my level
Enter your MK35 ISR level and pick a playstyle to get a useful build.
25
Playstyle
Close = short fights · Balanced = general · Long = longer range
Best available now
Exact image unavailable — Underbarrel
SPECIAL CODE category presentation — not the exact attachment geometry.
Underbarrel
Enhance-32 Handstop
Underbarrel
AVAILABLE NOW
Steady foregrip: steadier aim and less sway.
Exact image unavailable — Barrel
SPECIAL CODE category presentation — not the exact attachment geometry.
Barrel
18.7" Bowen Aileron Barrel
Barrel
AVAILABLE NOW
Long barrel: longer damage range, slower aiming.
Exact image unavailable — Muzzle
SPECIAL CODE category presentation — not the exact attachment geometry.
Muzzle
RL-5.56 Brake
Muzzle
AVAILABLE NOW
Muzzle brake: less gun kick and vertical recoil.
Exact image unavailable — Magazine
SPECIAL CODE category presentation — not the exact attachment geometry.
Magazine
Siskin Flip Mag
Magazine
AVAILABLE NOW
Flip mag: more ammo and faster reloads.
Exact image unavailable — Stock
SPECIAL CODE category presentation — not the exact attachment geometry.
Stock
Greaves Cassin Stock
Stock
AVAILABLE NOW
Control stock: less recoil, slower handling.
Next useful unlock
Level 26 → EAM Stentor Tac Stock
Max-level build
Exact image unavailable — Barrel
SPECIAL CODE category presentation — not the exact attachment geometry.
Barrel
18.7" Bowen Aileron Barrel
Barrel
AVAILABLE NOW
Long barrel: longer damage range, slower aiming.
Exact image unavailable — Underbarrel
SPECIAL CODE category presentation — not the exact attachment geometry.
Underbarrel
Enhance-32 Handstop
Underbarrel
AVAILABLE NOW
Steady foregrip: steadier aim and less sway.
Exact image unavailable — Muzzle
SPECIAL CODE category presentation — not the exact attachment geometry.
Muzzle
RL-5.56 Brake
Muzzle
AVAILABLE NOW
Muzzle brake: less gun kick and vertical recoil.
Exact image unavailable — Stock
SPECIAL CODE category presentation — not the exact attachment geometry.
Stock
Greaves Cassin Stock
Stock
AVAILABLE NOW
Control stock: less recoil, slower handling.
Exact image unavailable — Rear Grip
SPECIAL CODE category presentation — not the exact attachment geometry.
Rear Grip
Patchwork Stability Grip
Rear Grip
AVAILABLE NOW
Stabilization grip: less horizontal recoil, slightly slower aiming.
Prestige build
SPECIAL CODE
Official referenceBarrel
19” MFS Nightfall Suppressed Barrel
Barrel
Needs Weapon Prestige