The magic of the elves leaves its mark on the forest. The magic of the forest leaves its mark on the animals who live there. The animals of the forest leave their mark on all who trespass.
Though it was laid to waste by the brothers, many schools of magic trace their origins to the College of Lat-Nam, including the first Tolarian Academy.
You may have Sakashima the Impostor enter as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary in addition to its other types, and it has "{2}{U}{U}: Return this creature to its owner's hand at the beginning of the next end step."