Attack 3: [LL] Power Bolt Choose 1 of your opponent's Pokmon that has any Pok-Powers
So overall, Mega Manectric EX is a situational star, and the fact that losing it is lights out, you are better off relying on other options
(To scry X, a player looks at the top X cards of their library, then puts any number of them on the bottom and the rest on top in any order.) Myr will go where the work is
Mega Gyarados ex takes 20 additional damage from Lightning-type attacks
1/10 chance of vintage pack (1996-2006)
On the other hand, the fact that someone on the tournaments legal team thought it was necessary to explicitly require Japanese nationality in addition to Japanese residency shows that the Japan Championship organizers can at least imagine that there might be foreign residents who might want to compete, so its odd to see them taking steps to lock them out