Alcatraz

Progressive Era · Essential for military players

Building or leveling Alcatraz? Here's what to know: it's from the Progressive Era era, provides daily rogue and unit production, and sits at essential for military players on most players' priority lists.

Alcatraz — Overview

PropertyValue
EraProgressive Era
Primary EffectDaily rogue and unit production
PriorityEssential for military players

Optimal Leveling Strategy

Every level adds units. Rush to 80+ if you play GBG or GvG regularly.

ROI insight: Every GB has a break-even level where the FP output exceeds the FP cost of leveling further. Use the GB Investment Calculator to find yours based on your Arc bonus.

1.9 Thread Tips for Alcatraz

The standard 1.9 thread math applies: contribute enough FP to lock a P1-P5 position, then let the Arc bonus multiply your rewards. For Alcatraz specifically, keep an eye on the P1 vs P2 payout gap — sometimes P2 is more efficient depending on current contributions.

Arc Bonus Impact on Alcatraz

Every FP you commit to Alcatraz is multiplied by your Arc bonus. At an 80% Arc, a P1 payout of 100 FP becomes 180 FP. That's why upgrading The Arc always comes before upgrading other GBs beyond level 10.

Related GBs

Calculate Alcatraz Investment

Use the free calculator to test your build against the exact game math.

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