Barter With Death

You spend an hour bargaining with the reaper or similar entity. upon completion of the ritual the ruby is consumed and you choose one of the following effects.

For the duration you may choose to automatically succeed your next death saving throw. the following saves are unaffected and the spell ends.

For the duration you may choose to halve the damage an attack targeting you that would reduce you to zero hit points. your next death saving throw is made at disadvantage and the spell ends.

For the duration or until dispelled you may choose to spend one or more death saving throws, automatically failing the save if you are reduced to zero hit points; In exchange for the benefits of a short rest. The spell ends if you spend 3 death saving throws or are reduced to zero hit points. Death saving throws used in this way are lost permanently.