Zombie Baseball

Description
The End Of The Civilization Has Arrived. The scientists developed a terrible virus that which had the terrible goal to reduce the overpopulated earth in a half, but the virus mutated and only 1% of the human beings survived to the exposure, almost the 90% of the population died and the rest mutated on horrible forms.

In the middle of nowhere John and Sam are two of the survivors, their only weapon available is a bat and many balls. Surrounded by thousands of these mutated human zombies their only hope is resist.

Controls
Cut as many zombie heads as possible:

Use Key "A" for primary bat
Use Key "S" for secondary bat