Increase Your Investment Speed in The Grand Mafia
- Admin
- Mar 16
- 2 min read
Updated: Mar 27

Increase Your Investment Speed in The Grand Mafia
Investment is the backbone of your power in The Grand Mafia. Without strong stats, even millions of troops won’t be enough to dominate. The faster you unlock T4 troops, the better—investment doesn’t just grant access to stronger units, but also powerful stat buffs and the ability to defeat higher-level kingpins.
This guide will show you the best strategies to increase your investment speed, helping you advance faster and gain a competitive edge.
1. Underboss Specialties
Upgrading Investment Speed I & II in your Underboss Specialties tree is the most effective way to boost investment speed.
Maxing out both grants a total boost of 105%Â to investment speed.
Prioritize upgrading these as soon as possible for faster progression.
2. Enforcer Buffs
Some Enforcers provide passive investment speed buffs, meaning you gain their benefits even if they are not your selected Underboss.
The following Enforcers offer investment speed boosts when upgraded to [Grand]:
Enforcer | Investment Speed Boost | How to Obtain |
Nioh | +25% | Campaign |
Jade | +25% | Special Events & Packs |
Mantis | +25% | Special Events & Packs |
White Dove | +10% | Raiding Underground Markets |
3. Investor Equipment
Equipping a full [Grand] Investor’s Set significantly enhances your investment speed while providing additional economic buffs.
Full [Grand] Investor’s Set Bonuses:
Investment Speed:Â +127.5%
Cash Production:Â +145%
Robbery Speed:Â +35%
Movement Speed:Â +30%
Max Crew Load Capacity:Â +35%

How to Obtain Investor Equipment Materials:
Family Crates – Purchased from the Broker.
Resource Robbery – Found on the Game Map.
Kingpin Challenges – Defeat the Corrupt Tycoon.
Events – Earned from Personal Events & Hell Events.
Purchasable Packs – Buy Corrupt Tycoon’s Stash (Investor’s Set) in the store.
Conclusion
To maximize your investment speed in The Grand Mafia, focus on:
✅ Upgrading Investment Speed I & II in Underboss Specialties (+105%)
✅ Unlocking key Enforcers with passive investment buffs (+85%)
✅ Equipping the full [Grand] Investor’s Set for a massive 127.5% boost
By following this guide, you’ll advance faster, unlock T4 troops sooner, and gain a stronger advantage over your rivals. Start investing smart today!