Perk Zombies

About
Perk Zombies only come after wave 10 and every 1 in 4 zombies will be a perk zombie.

Perk Zombies are zombies with special abillitys:
 * Juggernog Zombie - Takes more damage than a normal zombie.
 * Speed Cola Zombie - Can hit faster than other zombies.
 * Dobble Tap Zombie - 80% of dobble hitting people.
 * Quick Revive Zombie - After it is killed it comes back unless it is headshoted.
 * PhD Flopper Zombie - After it is killed it exploads witch can damage a player.
 * Stamin-Up Zombie - Runs faster than the players.
 * Deadshot Daiquiri Zombie - Has to be headshoted.
 * Mule Kick Zombie - Can take a weapon from a player if it gets to close.

Appearance
Perk zombies look like normal zombie with a colored glow (the same color as the perk it is .e.g Speed Cola Zombie would have green glow).