Counter Bell

Target a creature up to 30 feet away. When that creature saves on a saving throw or an attack misses them, a bell is wrung. Each time the bell is rung, at a +1 modifier to the creature's AC and Saving throws (max 3). Once that creature fails a saving throw or gets hit, The spell ends as well as all modifiers granted by this spell.

The bell can be heard from 50 feet away