What is the effect of the combination of Isaac and Pluto in using Pluto Road?

Isaac and Pluto are one of the props in the astrology room. After picking it up, it increased the firing rate by 0.7, greatly reducing the size.

First, the Pluto effect

1. firing rate +0.70

2. The size of characters is greatly reduced.

Second, matters needing attention

1. Due to the greatly reduced size, most high-altitude tear gas bombs will fly over the heads of the characters without causing harm; Characters can cross obstacles.

2. If the character rushes to an obstacle or abyss quickly, it is possible to directly cross the obstacle or abyss, or even stay on the obstacle or abyss.