I think what he means is how many started the shake. One will start and the other receives i guess.
As for the riddle, i see no way of approaching it but i will have to guess 0
Al the shinies are custom made until 4th gen i think. You can contribute/watch here : http://www.pokemonreborn.com/forum/index.php?showtopic=11532&page=16#entry276733
I'm stuck between fire bending and water bending. Fire bending is really cool IMO but water bending makes it soooo much easier to kill someone. I guess i have to go with fire
Maybe the Pokegear app for field effects would be helpful. But please, don't hold back on the field effects! They add a brilliant and unique touch to the game