How to set drops to be money only?

Experienced Elementalist
Joined
Apr 16, 2007
Messages
266
Reaction score
61
From what I understand i set the drops in the InitMonster.txt

But what it itemgroup do i set to, if I want the drops to be money/geons only?

Thank you.
 
Experienced Elementalist
Joined
Apr 16, 2007
Messages
266
Reaction score
61
But how does itemgroup indicate quantity of items and percent chance of drop and how much?

I don't want to create a new drop that is global, i just want to adjusat existing drops by all mobs to only drop geons.

What's the best approach?