Every new Treyarch season starts the same way: players jump straight to the weapon list. Black Ops 7 and Warzone Season 03, which went live on April 2, 2026, gave people plenty to dig into, and that's a big reason why chatter around CoD BO7 Bot Lobby setups and early-season grinding picked up so fast. Activision added six DLC weapons this time, and the nice part is you don't need to spend anything to unlock them. If you put the hours in, the seasonal challenges cover all of it. And if life gets in the way, the Armory system still gives you another shot later, so none of these guns feel like they're being dangled behind some one-time gate.

Two guns that matter on day one

The first pair arrives through the Season 03 Battle Pass, and both feel useful right away instead of being filler. The MK35 ISR assault rifle is probably the easier of the two to pick up. It handles mid-range fights well, doesn't kick too hard, and works whether you're the kind of player who anchors lanes or just keeps pushing forward. Its Prestige attachment, the 19" MFS Nightfall Suppressed Barrel, is where things get interesting. Staying off the minimap while also stretching damage range changes how confidently you can take fights. The VST SMG goes the other way. It's built for close-range chaos, quick entries, and nonstop movement. There's also a Prestige conversion that shifts it to 5.56x30mm ammo. You give up some speed, sure, but the smoother recoil makes it a lot less one-dimensional.

What's coming after launch

Season 03 doesn't stop with the launch lineup. Mid-season updates are bringing in weapons that already have a bit of history behind them. The 1911 is coming back through a weekly challenge, and that alone is enough to get older players paying attention. It's the sort of sidearm people trust when a primary runs dry and there's no time to think. Then you've got the Strider 300 sniper rifle arriving later with its own unlock path. For Warzone players, especially anyone who likes holding power positions or picking at rotating squads, that one could become a regular part of the meta pretty quickly. It's not hard to imagine clips of it all over social feeds once it's live.

The oddball weapon this season

The Siren is the one that stands out because it doesn't follow the usual route. It's a special secondary weapon, and instead of dropping through the pass or a clean challenge chain, it's connected to limited-time in-game events. Treyarch kept the details vague at launch, which only made people more curious. Since then, players have been piecing things together through community posts and event tracking. That kind of unlock can be fun if you like chasing something a bit different, though not everyone's into that. Some players just want the gun, no fuss. If the usual pattern holds, there'll probably be a store option for a blueprint and cosmetics anyway, but most people will still want the base unlock done properly.

Why the system feels better this time

What makes this update land is that the weapons don't feel temporary. Once you unlock them, they're part of your arsenal across multiplayer, Zombies, and Warzone, and that takes a lot of pressure off. Missing a week or even a whole season isn't the disaster it used to be because the Armory gives latecomers a route back in. That's healthier for the game, honestly. People can chase what they want without feeling forced to log on every single day, and anyone who'd rather buy CoD BO7 Bot Lobby help for faster progress is still looking at a weapon pool that actually feels worth unlocking.