When I did it, I did it in moderation...and even then, I got a few dirty looks until the players figured out my motivatons. Once they understood that my actions were modeling the gods' superior knowledge of the course of future events, they played along. They knew I wasn't being arbitrary.
To go whole-hog with this, you'd be best off if you let your players know ahead of time what was going on, and even then exercising this power with great care. Perhaps certain spells would be on an "auto-approved" list.
To go whole-hog with this, you'd be best off if you let your players know ahead of time what was going on, and even then exercising this power with great care. Perhaps certain spells would be on an "auto-approved" list.