genin:
shadow; makes the user 20% invisible, harder to see whilst in darkness
shadow needles; creates several darkness needles that will fly at the enemy, the more chakra exherted, the more needles.
life force draining; the user drains enemy of their power, this can be used by infusing the user's teeth with chakra and draining blood from a wound, much like vampires, if the blood type matches your own it heals more.
feather technique; kabuto's sleeping technique advanced, can be used to make a large area of people feel lathargic or sleepy, cannot be avoided by using release technique although the effect is weaker.
pack mule technique:simply makes everything you're carrying weight a lot less.
dark tendrils; creates three razor sharp tendrils of shadow extend from the ground and be manipulated by the user.
shadow needles stage two; same as stage one, creates a lot more needles, uses a lot more chakra.
shadow stage two; makes the user 50% invisible, 60% in darkness.
"uber jutsus":
shadow stage three; 90% invisibility, 100% in darkness.
grand dark needles; more needles, more powerful.
dark tornado; a tornado of darkness, target will be put in extreme pain when caught in it although their body will not be damaged.
you can make your own assassin jutsus.
my assassin jutsus;
the art of matter-phasing; allows Frost to phase into and through materials, matter that has been phased into will be pitch black.
chain devastation; creates many chains exactly like Frost's normal chains, they extend from the ground around Frost, giving massive pain to anyone who touches it.
dark fog; Frost is able to create a pitch black aura in which to hide in.