The KATT-AMR has quickly become one ofCall of Duty: Modern Warfare 3’sbest sniper rifles. This slow-firing, bolt-action weapon can eliminate targets with a single bullet anywhere on the body. It’s a fairly slow weapon, but if your aim is true, it’s tough to find a sniper rifle better than this.

Warzone players will also want to fully level this weapon, as it’s one of few sniper rifles that can instantly down a player with a single headshot. For those looking to become the best sniper possible, use these KATT-AMR builds to top the scoreboard in both core Multiplayer and Warzone.

Multiplayer KATT-AMR Build

Buffing the KATT-AMR’s ADS speed and aiming stability is ideal for Multiplayer modes, so all of this build’s attachments will focus on those two stats. TheSZ 1mw PEQ laser and Tempus Aura Heavy Barrelbuff this gun’s aiming stability, making it sway significantly less while aiming.

For ADS speed, we use theTactical Stock Padto cut this weapon’s ADS time by 7.5%. TheSonic Suppressor XLwill keep you off enemy radar, and theEphemeral Quickboltwill make the KATT-AMR rechamber significantly faster, making this a solid choice for aggressive sniper users.

Loadout Recommendations

Snipers require the element of surprise to win most gunfights, so a stealth build is a good fit here. TheAssassin Vestgives you a version of the Ghost perk that’s always active, even if you stand still.Covert Sneakersmuffle your footstep audio, andMarksman Glovesminimize incoming flinch. Your choice of gear perk is up to you; we recommendEOD.

The equipment you run with this build isn’t important and is down to preference. Some good picks includeStimsfor healing andThrowing Knivesfor quick one-hit kills. Your secondary weapon should cover close-range duels. Any automatic weapon is ideal, notably theRenetti with its carbine conversion kit.

Warzone KATT-AMR Build

The KATT-AMR is one of a select few sniper rifles that cankill a fully-plated player with a single headshot, even without Explosive Rounds equipped. This makes the KATT-AMR an excellent pick for Warzone This particular build will focus on making the KATT-AMR more consistent by buffing its bullet velocity and ADS speed.

TheTactical Stock Padgives a massive ADS reduction with no noticeable downside. For bullet velocity, we use.50 Cal Spire Point Rounds.These grant a whopping 34.5% bullet velocity buff in exchange for less bullet penetration. We then use theSonic Suppressor XLandZang-34 Barrelto further buff the gun’s bullet velocity.

All three attachments drastically buff this gun’s effective range and bullet velocity.Your bullets travel at 1,181 m/s, making this gun hitscan up to around 90 meters. For the last attachment, you caneither use an optic or the SZ 1mw PEQlaser.If you don’t mind the default scope, we recommend the laser since it buffs your aiming stability.

Since your KATT-AMR will cover all long-range fights, you’ll wanta second weapon that excels in close and mid-range fights.SMGs are ideal, but an assault rifle built for handling stats can also work. RunThrowing Knivesto one-tap downed players, and useStimsto give yourself a speed boost when you need to reposition.

As for perks, many of these slots are down to preference.Double Timeis a must since it greatly increases your tactical sprint duration and recharge speed.Sleight of Handis good if your secondary weapon reloads slowly, but you may get away withMountaineerif you’re using an MW3 weapon that doesn’t benefit from faster reloads.

For the third perk slot, you have a lot of great options. Quick Fix and Tempered are fan-favorites for most playstyles, but we’re going to recommendCold-Bloodedfor this setup so you don’t trigger High-Alert while aiming at an enemy. For the final slot, useGhostorHigh-Alert.