I suggest to make several type of zombie.
1 type is stupid and slow zombie. Smth like in The Walking Dead. One by one, they do not pose a great danger, they are easy to hide and easily deceived. For example, throw some object away from yourself, so that the noise is distracted by...
A fun means of transport featuring flip tricks and steam achievements for various tricks. The skateboard could double as a weapon.
No one will prob like this idea anyway, its pretty dumb. Post stupid pictures.
So I really hope the zombies have a bite mechanic, not just a slap. Assuming that they do, here's a few things that could happen to bitten players:
1. Decrease in Mental State, some people in real life would likely have a mental breakdown after realizing death is on its way.
2. Slowly Reduce...