the ghast

The ghast, the ghast can kill you by shooting fire balls at you. You can kill it by rebounding the balls back at it.

the skeleton

the skeleton, the skeleton is powerful because of its bow. the skeleton can also put on armour.                                          

the spider

the spider, the spider is quite powerful in strength and drops very useful string that you use to make wool, bows, and fishing rods.

zombie

The zombie, the zombie is quite easy to kill and drops raw flesh.

zombie villager

The zombie villager,the zombie villager is powerful in strength 5-6 hits and your... DEAD!!!!. It drops raw flesh like zombies.

silver fish

     The silver fish. The silver fish is easy to kill and drops clay that you can use to make bricks.