Oscar isn’t just another boss in Black Ops 7 Zombies-he’s a brutal gatekeeper standing between you and the LGM-1 wonder weapon. Survive his phases, exploit his rage cycles, and master the secret sequence that turns his defeat into your greatest reward.
How to kill Oscar and get the LGM-1 wonder weapon
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In Black Ops 7 Zombies, locate the LGM-1 by completing the high-stakes treasure hunt across the map’s secret zones. Gather the required rarities from mid-to-late-game trials, solve the environmental puzzles, and defeat the final wave of special zombies to unlock the weapon’s schematic. Once you’ve assembled the pieces, craft the LGM-1 at an equipped crafting station and power it up with the map’s ultimate energy core to claim your reward.
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The best way to kill Oscar is by using one of the many traps found throughout the map. However, some are more effective than others, and you can damage Oscar with bullets too if traps aren’t working for you. Note that Oscar will respawn after a few rounds though, and killing him with the below methods, one after the other, is required to obtain the LGM-1 wonder weapon.
The first thing you’ll notice about Oscar is that he has flying drones around him. These generate his shield, which is what prevents him from taking damage, but they are weak to the Brain Rot elemental ammo mod. Take them down and you can damage Oscar with your guns. but it’ll still take a while. You should also pick up the downed drone, as you’ll need it for the third method listed here.
Your best bet is to deplete his shield, then lead him to one of the traps. First up is the sunlight beam next to the Pack-a-Punch machine, which requires shooting the steaming valves in the room once you’ve turned the power on. When complete, wait until Oscar is nearby, then use the telescope next to the organ and aim it at the sun. This will emit a beam of light down onto the platform between the organ and the Pack-a-Punch machine, dealing a swift one-hit-kill to Oscar.
The second method is to acquire a weapon with the Cryofreeze elemental ammo mod. Shoot Aetherium Crystals around the map – the shiny purple rocks – with Cryofreeze ammo and they’ll drop Absolute Zero shards. Get three of these, go to the museum area, then interact with the model rocket. If Oscar is behind the rocket, he’ll die from the blast. Classic.
Finally, for the third method, remember that drone you picked up earlier? It’s one of three items you need. The second requires finding Ol’ Tessie near where you spawn on Astra Malorum, which is the pick-up truck featured in both Ashes of the Damned and the opening cutscene to Astra Malorum. Shoot the hood of the car – with a Pack-a-Punched weapon – to receive a car battery. Then you must find a blinking lamppost somewhere on the map, but as there are quite a few lampposts, it can be any one of them. This will drop Aberrant Wires.
With all three items acquired, you can go to the Luminarium, activate the trap, and simply wait until Oscar has been overcharged and thus, destroyed.
Alternatively, you can use some of the slightly more simple traps that just require payment, but you won’t be able to get the LGM-1 wonder weapon this way. The Apogee Annihilator, found in the rocky area outside of the observatory, commences a bombardment of rockets in the area, and as long as Oscar is nearby, it’ll deal some serious damage.
Which traps on Astra Malorum work best against Oscar
The most effective traps on Astra Malorum for defeating Oscar prioritize one-hit kills and ease of luring him into position after destroying his orbiting drone shields.
Top Trap: Sunlight Beam
Located in the Observatory Dome near Pack-a-Punch, activate by shooting five sequential smoking valves after powering the area, then aim the telescope at the sun. Lure Oscar under the resulting beam for an instant kill; it’s the simplest and most reliable for solo or early rounds.
Rocket Traps: Apogee Annihilator
Found outside the observatory on rocky paths, pay 1,500 essence to launch rockets that shred Oscar even with shields up, often in one activation. Museum Infinitum’s rocket model (after collecting three Absolute Zero shards via Cryofreeze on purple crystals) also delivers a countdown ice blast when he stands behind it.
Other Strong Options
The Luminarium trap overcharges with a downed drone, car battery (from Ol’ Tessie truck hood), and Aberrant Wires (blinking lamppost), frying him instantly. These quest-specific traps (Sunlight, Museum, Luminarium) are best overall for LGM-1 progression, outperforming paid ones like Apogee for rewards.
Best trap locations on Astra Malorum to lure Oscar
The best trap locations on Astra Malorum for luring Oscar prioritize accessibility, one-hit kill potential, and ease of positioning after destroying his orbiting drone shields first.
Observatory Dome (Top Choice)
Located near Pack-a-Punch in the central dome area, this sunlight beam trap activates after shooting five sequential smoking valves around the room. Lure Oscar directly under the orange solar beam from the telescope-its open platform makes positioning straightforward, especially solo, and zombies ignore you during alignment.
Museum Infinitum Rocket Trap
In the southern display room with cases and a red rocket model, collect three Absolute Zero shards first (Cryofreeze on purple crystals), then trigger the ice blast console. Position Oscar precisely behind the thrusters; it’s trickier due to tight space but reliable once mastered, ideal for teams.
Luminarium Electro-Volt
This trap in the dedicated projector room uses crafted items (drone, car battery, wires) for an overcharge lockdown seque
