Malfeasance doesn't burst — it infests. Every shot buries a tainted slug; land enough on one body and they all blow at once, the detonation lands like a heavy hit, and survivors get stunned. The whole problem with that fantasy is standing still long enough to pump a full mag into a moving, shooting boss. So this build freezes the target so the slugs stack on a statue, and keeps you alive in the open with Frost Armor while you finish the count.
The weapon
Explosive Shadow (intrinsic, verbatim):"Shoot tainted slugs that burrow into combatants. Stacking enough slugs causes them all to explode, stunning surviving combatants. Strong against [Stagger] Unstoppable Champions."
Catalyst — Vorpal Weapon (verbatim):"Increased damage against bosses, vehicles, and Guardians with their Super active."
Malfeasance is a sustained-DPS primary, not a burst gun: damage is back-loaded into the detonation that only fires once you have buried enough slugs in one body. That makes anything which stops the target moving — slow or freeze — a direct damage increase, because every slug lands, the count climbs without misses, and the explosion comes sooner and stuns whatever survives. It is Kinetic damage on Primary ammo, so most elemental weapon-damage buffs don't apply; the build instead controls the target and relies on the flat 9.7.0 Weapons stat layer. The catalyst is Vorpal, pointing the whole kit squarely at bosses, vehicles and supered Guardians — this is a priority-target build, not add-clear. It also breaks Unstoppable intrinsically, so champion coverage starts before you spend a single mod.
Loadout
Slot
Pick
Why
Subclass
Revenant (Stasis Hunter)
Native slow/freeze/shatter + Frost Armor — the freeze that lets slugs stack on a statue and the DR that lets you stand there.
Super
Silence and Squall
Freeze-then-shatter Super; freezes a whole pack so you can dump a Vorpal'd mag into a frozen boss/major.
Class ability
Gambler's Dodge
Melee energy + mid-fight reload for Malfeasance; repositions you out of the open during the sustained-fire window.
Movement
Triple Jump
Air control to peek and reposition while the slug count climbs.
Melee
Withering Blade
Ricocheting shuriken slows on hit — pre-slows the target before you commit the mag, and stays ranged so you're safe.
Grenade
Duskfield
Slow/pull field; with Renewal Grasps it becomes a kill-box that pins and de-fangs the priority target.
Aspect 1
Winter's Shroud
"Dodging slows nearby targets." — dodge is an instant slow on the boss plus faster dodge back for the next slug dump.
Aspect 2
Diamond Lance
"Shatter or defeat targets with [Stasis] Stasis abilities or weapons to create a Stasis lance." — the lance throw freezes on demand, your on-call "hold still" button.
Fragments
Rime · Chains · Durance · Fissures
Frost Armor survivability spine + DR near frozen targets + longer slow to pin through a full mag + bigger shatter.
Exotic armour
Renewal Grasps (Gauntlets)
"Your Duskfield grenades have a much larger effect radius… targets inside the area deal reduced damage." — a bigger pin, Frost Armor for you, and enemy damage cut while you stand and fire.
Weapons
Stasis energy weapon (Headstone/Slow) + Heavy w/ Barrier or Overload archetype
The Stasis special feeds shards/slow/crystals and keeps the Kinetic slot pure DPS; the Heavy covers the champions Malfeasance can't.
Fragments
Whisper of Rimelonger/stronger Frost Armor — the survivability spine
Whisper of ChainsDR near frozen targets/crystals + shard generation — exactly where you stand to pump slugs
Whisper of Duranceslow lasts longer — keeps the boss pinned through a full Malfeasance mag
Whisper of Fissuresbigger shatter burst — more add-clear and chip when the lance or Super freezes a pack
Why it works (the mechanics)
Freezing converts Malfeasance's weakness into its strength. The gun needs an uninterrupted sequence of hits on one body to reach the detonation threshold. A frozen or slowed target can't strafe out of your line or duck cover — every slug lands, the count climbs without misses, and the explosion comes faster and more reliably. Slow (Withering Blade, Winter's Shroud dodge, Duskfield) is the everyday tool; freeze (Diamond Lance, Silence and Squall) is the on-demand "stand still and take the whole mag" button.
Vorpal points the whole kit at the boss lane. The catalyst gives bonus damage vs bosses, vehicles and supered Guardians, so this is a priority-target build. The lance freeze, the Duskfield pin and the Silence and Squall cast all exist to maximise time-on-target for the one weapon Vorpal is buffing.
Frost Armor pays for the standing-still. Sustained DPS leaves you exposed for a full mag. Whisper of Rime stacks Frost Armor DR and Whisper of Chains adds DR while you are near the frozen target — exactly where you stand to pump slugs — and Renewal Grasps' Duskfield cuts the target's outgoing damage on top. The build buys its own DPS window with Stasis DR instead of a damage buff a Kinetic gun can't use.
Unstoppable is double-covered; the rest comes off the other slots. Malfeasance's detonation stuns Unstoppable intrinsically, and in 9.7.0 Stasis shatter stuns Unstoppable too — so Unstoppable is never a problem. Barrier and Overload come from the Heavy's archetype (Anti-Champion 2.0: stun is intrinsic to weapon archetypes now) and/or the artifact; pick a Heavy frame that covers whatever the activity throws.
The detonation is its own crowd-control. When the slug count finally pops, surviving combatants are stunned (manifest text). Even dumping into a major surrounded by adds, the payoff shot buys a breather — it thins and staggers the pack at the same moment it deletes the priority target.
The Stasis economy keeps the freeze tools online. A Stasis energy weapon with Headstone/Slow makes crystals and shards; Diamond Lance turns those shatters and Stasis-weapon kills into more lances; shards feed melee and class energy back so Withering Blade and Gambler's Dodge — your slow + reload buttons — stay charged for the next slug dump.
Stats & mods
Weapons 200 → Health → Class. Weapons is the universal PvE weapon-damage layer (9.7.0) stacked onto Malfeasance and the best stat for a weapon-centerpiece build (it also speeds reload/handling for faster slug delivery); Health carries the standing-still window alongside Frost Armor; Class fuels the Gambler's Dodge slow-and-reload loop. Lean into the Weapons/Health archetype rolls and let font/mod headroom cover the rest.
Mods:
Boots: Kinetic Weapon Surge ×2 (Malfeasance reads as Kinetic, so surges apply) · Innervation/Recuperation for shard-light moments.
Arms: Hand Cannon Loader ×2 (mag back in the fight sooner = more slugs/minute) + Hand Cannon Dexterity.
Chest: elemental resistances (flat DR layered under Frost Armor for the sustained-fire window).
Class item: Powerful Attraction / Reaper (dodge vacuums shards and orbs) · Bomber/Outreach to keep the dodge — your slow button — charged.
Surge: Kinetic Surge — Malfeasance registers as Kinetic, so Kinetic surges buff it.
Anti-Champion: none needed for Unstoppable (gun detonation + Stasis shatter both cover it); slot Overload/Anti-Barrier on the Stasis energy weapon or the Heavy if the activity demands them.
Artifact — Slayer Baron Apothecary Satchel
The Stasis artifact is the natural fit: it pours fuel into the freeze/slow/Frost-Armor/shard economy this Revenant build runs on, and its shatter-damage payoff rewards the very statue you're dumping slugs into. Unstoppable is already double-covered (gun + shatter), so the picks pour into the Frost Armor / shard / Orb economy while the Heavy carries Barrier/Overload.
Wind Chill grants Frost Armor and spawns Stasis shards off slowed/frozen targets on rapid Stasis-weapon hits — feeds the survivability and shard spine at once.
Crystalline Converter makes your next Stasis weapon kill after a Gambler's Dodge spawn a Stasis shard — turning your reposition button into shard income.
Hail The Storm makes shatter deal increased damage off frozen targets and crystals — paying off Diamond Lance, Silence and Squall and Headstone crystals.
Frost Renewal releases a freezing burst and refreshes Frost Armor when you take crit damage with it up — buying the standing-still DPS window.
Curative Orbs makes your first shield break spawn an Orb of Power — feeding the Siphon/Reaper orb loop.
Served Cold returns class-ability energy on Stasis shard pickup — refunding Gambler's Dodge, your slow and reload button.
Brain Freeze makes frozen targets fog out and slow whatever clusters near the pinned priority target — extending the slow chain.
Where it shines
Boss/major DPS phases in endgame PvE. Freeze or pin the priority target, dump a Vorpal'd mag of stacking slugs into a statue, detonate — with the DR layers letting you hold the line through the whole mag instead of peeking one shot at a time.
Unstoppable-heavy GMs. Two independent Unstoppable stuns (gun detonation + shatter) mean you never think about that champion; the Heavy and artifact cover the other two.
"Pin and delete the dangerous one" moments — a slowed/frozen ogre, Hydra or Champion sitting still while Malfeasance counts to detonation, the pop stunning whatever's clustered around it. It is not an add-clear primary — the slug-stack is slow per body; let the Stasis energy weapon and the detonation's stun handle chaff.
Champion coverage: Unstoppable is broken intrinsically (Explosive Shadow detonation) and again via Stasis shatter (9.7.0). Malfeasance has no Barrier or Overload breaker — bring a Heavy of the right archetype or artifact anti-champ mods for those.
Mod selection (masterworked — full allocation)
Piece
Mod · cost
What it does
Helmet (5/10)
Stasis Siphon1efill
Rapid Stasis weapon final blows create an Orb of Power.
Ashes to Assets3efill
Gain bonus Super energy on grenade kills.
Heavy Ammo Finder1efill
Increases the effect of all contributions towards the Heavy ammo meter.
Arms (6/10)
Utility Kickstart3efill
When your class ability energy is fully expended, your Armor Charge is consumed and you gain class ability energy for each Armor Charge used.
Momentum Transfer2efill
Causing damage with a grenade reduces your melee cooldown.
Fastball1efill
Increases grenade throw distance.
Chest (5/10)
Stasis Resistance1efill
Reduces incoming Stasis damage from combatants.
Concussive Dampener3efill
Reduces incoming area-of-effect damage from combatants.
Sniper Damage Resistance1efill
Reduces incoming damage from combatants that are at long range.
Legs (3/10)
Kinetic Weapon Surge1e
Your Kinetic weapons gain a small bonus to damage while you have any Armor Charge. Your Armor Charge now decays over time.
Kinetic Weapon Surge1e
Your Kinetic weapons gain a small bonus to damage while you have any Armor Charge. Your Armor Charge now decays over time.
Recuperation1e
Replenishes health each time you pick up an Orb of Power.
Class Item (4/10)
Reaper1e
Shortly after using your class ability, your next weapon final blow spawns an Orb of Power.
Reaper1e
Shortly after using your class ability, your next weapon final blow spawns an Orb of Power.
Powerful Attraction2e
Automatically collects nearby Orbs of Power when you activate your class ability.
All 15 sockets used, 10 energy per masterworked piece; costs from the manifest. Core mods are the build's engine; fill mods are strong defaults — swap freely (chest resists should match the activity's damage types).