Sesshomaru is a full demon who hates humans. He especially hates Inuyasha who currently has Tetsusaiga a sword made from thier father's fang that can kill 100 demons in one strike. Sesshomaru does have Tenseiga another sword made from his father's fang that can bring the dead back to life.
Sesshomaru's attacks:
Poison Claw: Shoots deep poison from his claws
Full youkai:Can turn into a huge dog demon
Revival:Uses Tenseiga to Revive the dead