Here you can explain to your clients how the rituals work and what they can expect from them. Especially since some don't understand how they work, here is where you can explain that these are not live. You don't have to go into detail either. give them a vague understanding of what they are purchasing.
We can even add a section below this listing all the various group rituals and what each one entails. Then below an option to purchase one.
About Group Rituals
Learn more about each ritual
Group Money Ritual
Explanation of what they could expect. (you already have a description of this on the products page it could just be copied over.)