# The Perfect Tower II v0.5.4 Build 1 (24 Nov 2020)

Web version: https://www.perfecttower2.com/changelog/0.5.4-build-1/

## New Stuff

- Added more hints from Dr. Cubical (early game)
- Added new challenge to forest (#5)
- Added Infinity Perk for Trading Post
- Added 'Universal' module

## Changes

- Overhauled earth experiment
- Era essence research duration increases in 10min steps instead of 15min
- Era essence research price has been considerably lowered
- Era multiplier has a new formula to prevent value overflow
- Era multiplier behaves more like a gradient instead of instantly jumping to infinity

## Fixes

- Passive modules that have a specified energy cost will no longer work if the tower has no energy