Each monster need 6 frames for its animation :
* 1 for the front * 2 for walking left (right animation is made by mirroring left animation) * 1 from the back * 1 for preparing the attack * 1 for the attack
Here's a preview of the Zombie monster animation set :
Standing animation, is done by mirroring the front sprite.
To enhance the visual experience, the whole animation can be mirrored.
Background color is transparent.