Better rules for Invisibility?

[Plane]

Originally Posted by Rupert

If the Obscure has a source Detect [source] should allow finding even a Stealthy Obscure.

Hm, if it's a cosmic source could you use Detect Cosmic?

Also: is there no form of Obscure which jams "Detect" sense rolls?

[Donny Brook]

Originally Posted by Rupert

..., even though Stealthy stops someone from spotting the field, being unable to spot terrain features that are inside the field should allow people to realise an Obscure zone is there.

That would defeat the whole point of Stealthy.