Increase Construction Speed in The Grand Mafia
- Admin
- Mar 18
- 2 min read
Updated: Mar 27

Increase Construction Speed in The Grand Mafia
To unlock powerful Associates and increase your Influence, you need to upgrade key buildings like the Mansion and Investment Center to Lv. 25. However, construction takes a long time—but don’t worry! This guide will show you the best ways to speed up construction and reduce building time in The Grand Mafia.
1. Underboss Specialties
Upgrading Construction Speed I & II in your Underboss Specialties tree should be a top priority.
Maxing out both nodes grants a total boost of 105% to construction speed.
Avoid wasting points on other specialties until this is fully upgraded.
Focusing on Construction Specialties significantly reduces build time, allowing you to progress faster.
2. Architect’s Set (Equipment Buffs)
Crafting and equipping the Architect’s Set in the Workshop provides a massive boost to construction speed.
Set Bonuses:
Architect’s Set Rarity | Construction Speed Bonus |
8-piece [Elite] Set | +111% |
8-piece [Grand] Set | +167.5% |
How to Obtain Architect’s Set Materials:
1️⃣ Architect’s Crate – Available through Architect’s Stash packs.
2️⃣ Faction Shop – Exchange Faction Contribution for Family Crates.
3️⃣ Robbery & Hell Events – Steal from Resource Tiles and complete Hell Event tasks.
3. Enforcer Buffs
Certain Enforcers provide passive construction speed boosts, even if they aren’t your selected Underboss.
Best Enforcers for Construction Speed:
Enforcer | Construction Speed Boost | How to Obtain |
Killer Queen | +30% | Running Start Pack |
Onryo | +20% | Challenge Campaign |
Jade | +20% | Enforcer Jade Pack |
Vinny | +20% | Challenge Campaign |
White Dove | +10% | Underground Market Event |
Tip: Prioritize obtaining Killer Queen, Onryo, Jade, and Vinny for maximum passive buffs.
4. Investment (Economy Research Buffs)
Upgrading the Labor Unions investment in the Investment Center provides an additional 70% boost to construction speed.
Upgrade Labor Unions to Lv. 10 as soon as possible.
Completing other Economy Investments will increase your Influence in the city.
Conclusion
To speed up construction in The Grand Mafia, focus on:
✅ Maxing out Construction Specialties in Underboss Specialties (+105%)
✅ Equipping a full [Grand] Architect’s Set for the +167.5% bonus
✅ Unlocking Enforcers with passive construction buffs (up to +30%)
✅ Upgrading Labor Unions in the Investment Center for an extra 70% boost
By following these methods, you’ll build faster, unlock stronger Associates, and gain more Influence—giving you a huge advantage over your rivals!
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