Grenade

There are 6 types of grenades.
 * Spike Grenade - A Gauss type of grenade that when explodes, it impales all adjacent foes with spikes.
 * Fragmentation Grenade - A basic type of grenade, also called a clusterfuck grenade.
 * Napalm Grenade - A classical fire grenade.
 * Nuclear Grenade - A nuclear grenade that kills unprotected people with toxic gas.
 * Implosion Grenade - A grenade that divides by 0 when activated.
 * Vine Grenade - A grenade used by the Juggernauts.