Gantz

Synopsis

The big Neigi Seijin kills the other four men while an unseen figure laughs. The schoolteacher accidentally shoots the Yakuza being held by Neigi Seijin, which accounts for the penultimate death. With only three people left, the alien attacks Katou who falls over a steep hill after failing to shoot the alien. It then chases the other two and Kei jumps over a slope and finds the suit allows him to jump further and survive. The alien rolls down the hill, and badly wounds Katou with his nails, angering Kei so much that the finds the suit makes him strong enough to beat him. The unseen figure fires a belt that ties up the alien. The invisible figures reveals himself to be Nishi and urges Kei to shoot the alien.

(Source: Wikipedia)