Umal, Magical Landscaper

Landfall - Whenever a land enters the battlefield
under your control have target land become a copy of
that land and untap the copy
As long as you control a swamp, forest, plains, island, mountain and wastes Umal is a land in addition to its
other types and has "{t}: Add {w}{u}{b}{r}{g}{c}"
{5}{t}: This ability costs one less for each basic land type you control, sacrifice a land and add three mana of any color that land could produce to your mana pool