Its best place is at elf typal decks, and it can benefit from the buffs that type provides
Moving a character doesn't grant them any special protection (in other words, you don't have to destroy the Location before attacking a character at that Location, or anything like that), but some cards have special abilities keyed to them moving to locations
Some cards see more play than most, however, due to their universal usefulness
Key Cards Dion, Bahamut's Dominant / Bahamut, Warden Of Light The commander of the deck, Dion, Bahamut's Dominant is great Knight support, giving them all flying during your turn
The reason is explained in this article, but the general reason is that lands are best for casting your commander and ramping, outside of that they have very little function
I cant complain too loudly about that one, as Ive definitely abused the crap out of that card