Originally Posted by UV01
Advantage and disadvantage ... stacks, so if your enemy is on highground with Blur, applying truestrike alone will not remove your attacking disadvantage.
Is this true? In PnP it doesn't matter how many sources of advantage or disadvantage you have; if you have at least 1 of each, the attack is made at normal.

I'm actually not opposed to BG3 working this way, as it would help make such spells like Blur, Faerie Fire, etc more useful.