DM: 'Huh, really? I guess it sucks to be you then, doesn't it?
DM: SO, let's see... a good monster... no, too weak, too weak...
Me: We could fight a Troll, they're a CR above us.
Friend: Maybe... we do lack a frontline fighter and a healer. Think we have a good shot at winning?
DM: Meh, I just said they were too weak anyways.
DM: He casts Heaven-flame on you.
Me: What's that do?
DM: Kills you.
Me: Right, a lot of spells do. What does it do specifically?
DM: I dunno, throw me those d6 over there. And the D%, eh?
Me:... Okay. *Hands dice* so it really requires luck to survive, but it might do very little.
DM: Actually, I'm multiplying the results, not adding them.