# Effect with probability

Through this effect we can choose the execution of two effects depending on a probability rate, hundred-base. Therefore, we can define random behaviours on the adventures.

Create an effect with probability:

- Select the effect: Select the effect on the creation effects panel. Press OK.
- Creation effect panel: afterwards the next panel will appear:

In the first place we must choose the probability to execute the first effect (hundred-base) Afterwards we choose the two related effects.