Slayer of Beasts

 is an Fallout 3 achievement on Xbox 360 and PC and a trophy on PlayStation 3.

It is granted for killing 300 creatures.

Tips

 * (PC Only) If you just want this achievement and don't care to cheat, use the console and simply type in "player.placeatme 0001CF7C 25" this will spawn 25 at a time such as a Radroach and kill them all, do this as many times as needed until your goal.
 * Aim to kill as many radroaches as possible in the vault at the start.
 * When looking for monsters to kill, you will probably find lot's of Raiders to help with the Doesn't Play Well With Others achievement.
 * DC is packed to the brim with creatures of all shapes and sizes.