I'll help you set things straight DarkestLight, 2 Green MGCoins are one of the super rare items, while 1 Green MGCoin is one of the rare items.

Your EMTs are Twister and Dragon Tail.

'gives you a Red MGCoin for the Blue MGCoin, then...'

New MP: Bouffalant, Heracross, Timburr, Skorupi, Chandelure, Lapras, Gabite, Carvanha, Furret, Graveler, Charizard, Butterfree, Duosion, Rhyperior