Shinigami Physiology (invisible and intangible to humans without Death Note contact)Death Note (personal shinigami notebook)Shinigami Eyes (sees true names and lifespans)Flight (wings)Immortality (shinigami lifespan system)Self-Sacrifice Kill (can kill another Shinigami's target to extend a human's lifeat cost of own existence)Immunity to Human Weapons
Teru Mikami
Death Note (proxy Kira — uses notebook on Light's behalf)Shinigami Eyes (traded half lifespan to see real names)Methodical Killing Schedule (precise daily routine)Legal Knowledge (prosecutor)Fanatical Devotion to Kira's IdeologyPattern-Based Judgment System