Symbiote

It will make the most of you.
When Symbiote is drawn attach it to an evil
player. If there are no evil players discard
Symbiote. If the player dies, discard Symbiote.
Passive:
A 5th level Armor of Agathys spell is cast on
you at the end of every long rest, except the
damage is Acid.
Condition:
At the end of every adventure sacrifice an ally or
your hit point maximum is reduced by 5.