![[EXCLUSIVE] Katsuhiro Harada Opens Up About VS Studio, SNK, and What Comes Next](https://cdn.gamerbraves.com/2026/05/Harada-VS-Studio_Interview_FI-1-360x180.jpg)
The original Borderlands debuted 20 October 2009, and this month will mark the series’ 10th anniversary! A five-week Borderlands Anniversary Celebration kicks off this week in appreciation for the support! For the entire October and some of November, Vault Hunters in Borderlands 3 can participate for in-game loot and bonuses!
Each week for five weeks will have their own themes, so participate in the various in-game activities! Boss Week is live starting 1 October 9:00AM Pacific Time and will last till 8 October 8:59AM Pacific Time. The next week’s theme will start right after! As for Boss Week, some bosses will get increased drop rate for specific Legendary items. You can check out the blog post for details.
The full list of bosses and drops are as follows:
- Mouthpiece has an increased chance to drop Gatling Gun
- KillaVolt has an increased chance to drop Brainstormer
- Gigamind has an increased chance to drop Nagata
- Katagawa Ball has an increased chance to drop Rectifier
- Katagawa has an increased chance to drop Legendary class mods (all Vault Hunters)
- Rampager has an increased chance to drop Kill-o’-the-Wisp
- Warden has an increased chance to drop Echo
- GenIVIV has an increased chance to drop Ten Gallon
- Aurelia has an increased chance to drop Creeping Death
- Graveward has an increased chance to drop Earworm
- Pain and Terror have an increased chance to drop Legendary class mods (all Vault Hunters)
- Troy has an increased chance to drop Nova Berner
- Tyreen has an increased chance to drop Bitch
We also have the full event schedule, namely:
- Week 1 (October 1-7): Bonus Boss Loot!
- Week 2 (October 8-14): Rare Spawn Hunt!
- Week 3 (October 15-21): Show Me the Eridium!
- Week 4 (October 22-28): Mayhem on Twitch!
- Week 5 (October 29 – November 4): It’s a secret…
Bonuses will be revealed on the website. Be sure to check back frequently!
