Magnemite (Cosmic Eclipse CEC 68)

Magnemite — 60 HP — [L]
Basic

[L] Mirror Shot: 10
If the Defending Pokémon tries to attack during your opponent’s next turn, your opponent flips a coin. If tails, that attack doesn’t happen.

weakness: [F]×2
resistance: [M]-20
retreat: 1

Illus. Suwama Chiaki
Cosmic Eclipse — 68/236 — Common

It’s frequently the cause of power outages, which is why some power plants send out electrical signals that it can’t stand.