The key to this encounter is controlled movement. Never spam your dash charges recklessly, as you'll need them to escape sudden projectiles or lightning strikes. Instead, stay in constant motion, circle around the arena, and use the flying rocks as Borderlands 4 Boosting both cover and vantage points. Prioritize maintaining shield-breaking damage with electric weapons, then unload your heaviest firepower during Radix's brief vulnerability windows.

Rewards for Victory

Defeating Radix is worth the effort. The boss drops a variety of loot, including weapons, Eridium, and large amounts of cash. You'll also find two red chests near the dungeon's exit. On our run at level 40 in Ultimate Vault Hunter Mode Rank 2, Radix awarded 2,552 experience points.

Even better, completing the Carcadia Burn Vault for the first time unlocks a permanent backpack upgrade, reducing your regeneration delay. This makes the dungeon not only a memorable challenge but also a rewarding step forward in your Borderlands 4 journey.

Final Thoughts

The Carcadia Burn Vault strikes a perfect balance between exploration and combat intensity. Finding the three fragments feels like a mini-adventure in itself, encouraging players to revisit multiple regions. Meanwhile, the boss battle with Radix is a refreshing test of patience and mobility rather than brute force.

With preparation, a solid loadout, and attention to movement, you'll emerge victorious - and walk away with loot, experience, and a handy backpack upgrade to aid you in the battles ahead. Having a lot of cheap Borderlands 4 Money can be very helpful to you.

The Falling Wall mission in Borderlands 4 takes players deep into Dominion territory, pushing you closer to the showdown with the Timekeeper. Unlike many quests where you can rely on wheels to cut travel time, this mission demands stamina and awareness - no vehicles are allowed inside Dominion. That means you'll need to tackle the journey entirely on foot, climbing, grappling, and fighting your way through.

If you've reached the point where the game tells you to investigate the city wall, you may notice that ECHO-4 doesn't exactly provide a precise waypoint. This can leave you wandering aimlessly across Carcadia Burn. Don't worry - this guide breaks down every step of the Falling Wall walkthrough so you'll know where to go, how to unlock shortcuts, and how to set up your first Dominion Safehouse for future runs.

Starting Out – From Moxxi's to the City Wall

The Falling Wall mission begins right after leaving Moxxi's Bottoms Up, one of the social hubs in Carcadia Burn. Your next destination lies in the center of Lopside, where the game hints at an unusual disturbance. Pull up your map and look toward the eastern edge: you should notice a purple trail of Eridium energy. That shimmering trail is your signpost.

Head east on foot until you reach the entrance to Siltgrasp Canyon. The canyon serves as a natural funnel, pulling you toward Dominion City. Keep an eye out for enemies scattered along the cliffs - they're not especially tough, but they can ambush you in buy Borderlands 4 Boost narrow spaces if you're not paying attention.