Assassin Shell is a stealth-oriented "Shadow Agent" designed for hit-and-run tactics and backline disruption. It utilizes advanced camouflage and smoke-based utility to navigate Tau Ceti IV unseen and survive high-stakes encounters.

Marathon Assassin Runner Shell

• Archetype: Shadow agent
• Synthetic smoke deployment and camouflage technology allow Assassin shells to plan unseen strikes or take cover during hostile engagements.

Core Abilities

Assassin Shell features a kit focused on invisibility and vision impairment:

• Active Camo (Tactical): Allows the player to become temporarily invisible. While active, the player can still sprint and vault, but moving faster increases visibility to others. Firing weapons, taking damage, or healing will briefly break the cloak.
• Smoke Screen (Primary): The Runner throws a disc that emits clouds of synthetic smoke to block enemy sightlines and disrupt their optics.
• Shadow Dive (Trait): A specialized movement ability that negates all fall damage regardless of height and deploys a smokescreen upon landing.
• Shroud (Trait): A passive ability that automatically triggers invisibility whenever the player enters a smoke cloud, with the effect persisting for several seconds after leaving the smoke.

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Build Customization

Players can further modify the Assassin Shell using specialized Cores and Implants to refine their playstyle:

• Shadow Dive Core: Enhances the standard dive to knock back nearby enemies and create a longer-lasting smoke effect.
• Flex Weave Core: Provides faster movement and quicker weapon readiness while invisible.
• Prestige Core: Automatically grants invisibility when aiming down sights, though it generates heat over time.
• Guerilla Core: Mentioned by players on Reddit as part of a "Ghost Blueprint" build aimed at creating an infinite stealth loop.

Acquisition and Cosmetics

• Standard Availability: The Assassin Shell is one of the six core equippable shells available to all players at launch.
• Midnight Decay Style: A specific cosmetic variant for the Assassin Shell is included in the Marathon Deluxe Edition.