Bleak Beacon

Making contact to a creature they must make a Constitution Saving throw or be marked with a small black dot no larger than a freckle is placed on their body.

While active you always know where this creature is within 10 miles of you for a 3 day period. When you will it you can lower this beings max hp by 1 every hour. It can only be removed by greater restoration, the 3 day period expiring,  or moving outside or range.

The affected only notices if succeeding on an investigation check that it can make every time it’s HP is lowered.

The caster is instantly made aware when the spell is dispelled.