Every DM misunderstands the rules from time to time, and so starts playing the game a certain way. Sometimes once you realize your mistake, you correct it...but other times you like the "mistake" and decide to keep it. What are some of yours?
For me I have a couple:
For me I have a couple:
- Grapple and Trip are allowed on a Opportunity Attack. So technically it requires an attack action to swap out attacks for things like grapple and trip, which I didn't realize at first. But I found that it was the start of getting my players to use those mechanics more often, and now they really enjoy trying to grapple the bad guy as he runs away sort of thing...so I kept it.
- You can reduce falling damage by half the result of an Acrobatics check. To this day I still don't know where I got this idea from, but for a long while I thought it was in the core book. Once I realized the mistake....I like having this nice core use for Acrobatics and my players seem to enjoy it, so I kept it in.