In DC: Dark Legion, battles and team comps might steal the spotlight, but let’s be real, your base building is the true backbone of your progress. The heroes you assign to each building can make or break your long-term progress. And whether it’s crafting new out gear in the Armory, stacking resources in Wayne Chips, or speeding up your research speed, the right appointments mean smoother scaling and fewer brick walls later on.
This DC: Dark Legion guide breaks down the best heroes to appoint for each building, and the in-game bonuses you can expect. So let’s jump in! Also, for a great start, check out our Beginner’s Guide, Tier List, and Redeem Codes article. Planning? Use our Team Composition Guide to ensure your heroes are battle-ready. And our Customer Support is available if you need any help.
Best Heroes to appoint for each Building in DC: Dark Legion
- 1. Best Hero for the Armory: Bane
- 2. Best Hero for the Drone Lab: Red Arrow and Arsenal
- 3. Best Hero for the Bio Lab: Aquaman and Poison Ivy
- 4. Best Hero for the Library: Wonder Woman and Raven
- 5. Best Hero for the Medical Bay: Mera and Hawkgirl
- 6. Best Hero for the Lounge: Cyborg or Harley Quinn
- 7. Best Hero for the Power Plant: Superman, Shazam, or Green Lantern
- 8. Best Hero for the Research Lab: The Flash
- 9. Best Hero for Training Nexus: Robin and Harley Quinn, or Batgirl
- 10. Best Hero for Wayne Steel: Dr. Fate and Stargirl
- 11. Best Hero for Wayne Chips: Batman and Lex Luthor
1. Best Hero for the Armory: Bane
The Armory is your gear factory. It’s where you craft, upgrade, and fine-tune the weapons and equipment that give your heroes the edge in battle. The hero you assign here should ideally boost crafting output or reward chances. And the top choice is Bane.

Why Bane? Aside from being an absolute menace in combat, Bane provides a +30% bonus and a 2x Crafting Reward Chance when stationed in the Armory. This means more loot, more efficient upgrades, and better long-term scaling for your entire squad. So if you’re someone who likes squeezing every ounce of efficiency from crafting, you can’t go wrong with Bane in this slot.
2. Best Hero for the Drone Lab: Red Arrow and Arsenal
The Drone Lab focuses on producing drones that help you speed up your base building by utilizing these drones to reduce the timer. Drones are an important tool if you don’t want to wait all day in the background, and you’ll want to maximize their yield.

The best duo to appoint here is Red Arrow and Arsenal. Together, these two boost your Drone Output by +60%, which is a great value for a passive system. More drones mean more resources, and more resources mean faster progress across the board.
3. Best Hero for the Bio Lab: Aquaman and Poison Ivy
The Bio Lab is all about biological enhancements and stimulators. Basically, it’s a building that generates Stimulators for you over time, which is essential for level upgrades and keeping your team more resilient. For this role, you’ll want Aquaman and Poison Ivy.

These are great picks because together they provide a +60% Stimulator Output. That’s a huge boost to your Stimulator production, which is especially important if you’re pushing long campaigns or grinding tough bosses.
4. Best Hero for the Library: Wonder Woman and Raven

The Library is where mental acuity is cultivated. If you want faster knowledge growth and passive buffs to your team’s intellect-driven skills, you’ll need heroes with wisdom and leadership traits. Here, Wonder Woman and Raven are the top picks. Together, they bring a +40% boost to Mental Acuity, making them ideal choices for the Library.
5. Best Hero for the Medical Bay: Mera and Hawkgirl

The Medical Bay is your frontline recovery center. Assigning the right heroes here ensures your team bounces back faster after tough fights. And the best choices are Mera and Hawkgirl. They provide a +40% Health boost, which is exactly what you need to keep your heroes durable and ready for combat.
6. Best Hero for the Lounge: Cyborg or Harley Quinn
The Lounge may sound like a chill spot, and honestly, it kind of is. But in Dark Legion, even hanging out has benefits. The Lounge provides camaraderie bonuses that strengthen your team’s synergy. Here, the go-to picks are Cyborg or Harley Quinn. Both heroes give a +30% boost to Camaraderie, making your squad more cohesive and efficient.
7. Best Hero for the Power Plant: Superman, Shazam, or Green Lantern
The Power Plant fuels your base, literally. And without a stable energy supply, production stalls, and you’ll bottleneck your progress. So the best heroes here are Superman, Shazam, or Green Lantern. Each of these heroes provides a +30% boost to Power Supply, which keeps your energy flowing and your base productive.
8. Best Hero for the Research Lab: The Flash
The Research Lab is where tech advancements and breakthroughs happen. And assigning the right hero here accelerates your research and unlocks crucial upgrades. The perfect fit for this building is The Flash. His appointment grants a +30% Research Speedup, which makes total sense for the fastest man alive.
9. Best Hero for Training Nexus: Robin and Harley Quinn, or Batgirl
The Training Nexus is your hub for hero experience and leveling. Faster training means stronger heroes in less time, which is a must for staying competitive. Here, you’ll want to appoint Robin and Harley Quinn, or Batgirl if you want. This trio provides a +30% EXP Output boost, helping your heroes grow much faster.
10. Best Hero for Wayne Steel: Dr. Fate and Stargirl
The Wayne Steel facility is all about alloy production, and more alloys mean more upgrades, which means stronger everything. For this building, the best combo is Dr. Fate and Stargirl. Together, they boost Alloy Output by +60%, giving you a major leg up in resource management.
11. Best Hero for Wayne Chips: Batman and Lex Luthor
Last but not least, we have Wayne Chips, the hub for chip production. Chips are essential for advancing your heroes and base, so maximizing output here is critical. The unbeatable duo? Batman and Lex Luthor. Together, they boost Chip Output by +60%, and honestly, it’s kind of poetic. The world’s greatest detective and one of its most cunning masterminds are working side by side to power your base. Plus, the bonuses are too good to pass up.
Final Thoughts
The buildings in DC: Dark Legion aren’t just background design; they’re a huge part of your growth strategy. Assigning the right heroes to each facility ensures you’re squeezing every possible advantage from your base. And by making these smart appointments, you’ll notice smoother progression, fewer bottlenecks, and a stronger, more balanced squad overall.
Check our other guides below:
- DC: Dark Legion Guide: Best Beginner-Friendly Heroes
- DC: Dark Legion Team Composition Guide and Tips
- DC: Dark Legion Beginners Guide and Tips
- DC: Dark Legion: Tips to level up quickly in the game
Did you find this DC: Dark Legion: Best Heroes For Each Building guide useful? Let us know in the comments below!
For more Mobile Gaming news and updates, join our WhatsApp Channel, Telegram Group, or Discord server. Also, follow us on Instagram, Twitter, and Google News for quick updates.