Normal(Type)

The Normal Type is one of the seventeen types. Most Normal - Typed  Pokemon don't have a second Type. The most Pokemon that has a second type have the Flying-Type as their second type.

Defense
The Normal - Type have only one weakness and only one immunity, rest types do average damage.

Offense
There are only two types that are ressistant to Normal Type(Rock and Steel) and a type that is immune(Ghost). Normal Typed moves can't do Super-Effective Hits.