Properties cannot be rolled

[Torantolis]

If you would be so kind, this might be the explanation you are looking for. I’m not sure which properties are in which pools so I’m unsure as to the exact possible combinations but, if you’ve spent 200-300 dust and still haven’t nailed the combo, it’s likely that both properties are in the same pool.

How is damage reduction calculated?

Specifically for properties, they aren’t two properties simply picked out of the same pool: they are a each a single property that is drawn from their own pool. Sometimes those pools overlap, but there are certain things that only exist in one pool, one of which is "Damage reduction versus " Both "DR vs. " exist in the same pool of property 1 but not in the pool of property 2, so it is not possible to draw many combinations because the second property, desired or no, doesn’t exist in the other …