Whomp 'Em

Whomp 'Em, the North American version of the Japanese game Saiyūki World 2: Tenjōkai no Majin (1990), is a platform video game released on the NES in March 1991.

Original description:

UNKNOWN PERILS LURK BEHIND EVERY CORNER!
Find seven ancient magic totems.

- Seven powerful magical objects to use.
- Fight your way through eight complete worlds.
- Choose your own adventure. Grapple evil
beasts at the end of each world.

Instructions

Enter - start;    Space - pause;    Arrows - move;    Z - jump;    X - attack;

You can change keyboard settings, save (F5) and load (F8) the game.
Put your mouse over the game and choose your settings, you can also play the game in fullscreen.