Dark Ops challenges in Black Ops 7 don't reward the loudest player in the lobby. They reward the one who plans two steps ahead, stays calm, and doesn't chase every fight. If you're stuck, it helps to treat each match like a small puzzle, not a highlight reel, and that mindset shift is exactly why some people even warm up in a rsvsr before they start a serious attempt.
1) Build one class and stop panic-swapping
A lot of players sabotage themselves by changing attachments every time they die. Don't. Pick a setup you can repeat under stress. Think survival first: recoil you can control when your hands get shaky, a secondary that bails you out, and perks that keep you off the radar or alive through the random grenade you didn't see. The goal isn't to win every 50/50. It's to avoid the dumb death that ends a streak. If you're going for ruthless-style challenges, information tools beat flashy streaks most days. A simple UAV plus smart positioning will feed you safer kills than a "big" streak you never live long enough to earn.
2) Slow down when it starts to matter
You'll feel it the moment you're deep into a run: you start sprinting like the next kill is owed to you. That's usually when it all falls apart. Play smaller. Hold a power spot, watch one angle, and let the other team walk into your crosshair. Rotate early instead of chasing red dots. If you know spawns even a little, you can cut off the next wave and keep the pace on your terms. Controlled aggression is real. Reckless movement is just donating a life.
3) Stack progress on purpose, not by luck
Weapon mastery stuff goes quicker when you pick maps and modes that match the requirement. Need longshots and headshots. Take a lane, post up, and commit for a few games. People call it "camping" when they're losing, but you're not here to entertain them. In one-life modes, patience wins a lot of Dark Ops style tasks. In Hardcore, it's even simpler: your ears do half the work. Move less. Pre-aim more. If you're constantly sprinting, you're giving away free kills.
4) Don't let tilt decide your next match
Everyone's died one off a streak and wanted to slam "queue again" like that'll fix it. Usually it makes it worse. Reset your head, set a small target for the session, and call it when you're forcing plays. Dark Ops is mostly mental endurance, and keeping your attempts clean is easier when you've got a routine, whether that's a quick warm-up or something like buy CoD BO7 Bot Lobby to get your timing back before you jump into real lobbies.