Let me tell you, getting shocked like that is no joke. I used to wear triple wool socks, slide them around the shed carpet for eight hours so I shock my younger brother. I went to change the TV channel, and he got blown apart the room into the deer antlers!
This dirty trick electrocutes the ball carrier after a certain period of time, resulting in massive if not fatal damage; regardless of whether or not the ball carrier survives, the lightning strike will force a Fumble. The activation of the dirty trick can be identified through a rumbling sound.
Some MFL fields have stormy weather, with lightning striking the field. This is actually a Field Hazard, as the lightning can occasionally strike players, creating an effect identical to Thunderclap.
The only Dirty Trick that counters this is Bombs Away.