Growlithe/Tyrantrum
Sirfetch'd/Empoleon
Xatu/Donphan
Gogoat/Regice
Tyrantrum > Growlithe > Cetitan > Poltchageist
Empoleon > Sirfetch'd > Toedscool > Floette
Donphan >> Cetoddle > Hitmontop > Xatu
Regice > Magnemite > Gogoat > Chatot
Perhaps the golden rock was inside us all along.