A symbiont may be good or evil, but the spirit's alignment is unknown until it is awakened within the host. This phantom also imparts a type of protection, for example allowing Sakura to walk away unscathed from a car accident as a child. Only symbionts have the strength, speed and endurance to kill the demons with bladed weapons.
A symbiont may be benevolent or malevolent, but its host's alignment remains unclear until it is activated within the host. This entity also confers a type of safeguard, such as enabling Sakura to escape unharmed from a car accident as a child. Only symbionts possess the power, agility, and resilience to vanquish demons with sharp-edged weapons.