How to use Catalytic Potion in Shepherd's Heart . Don't miss it if you are in need.
Click the green arrow, as shown in the picture, to use catalytic potion. One catalytic potion can increase the hour by 0.5 hours. If your pet takes two hours to hatch, then you need to use 4 catalytic potions. If you successfully hatch it, you can quickly hatch your own monster eggs into monsters after using it.
