Confluence of Leylines

Enchant non-basic land.
Enchanted land is Legendary.
Enchanted land has "{t}: Add {w}{u}{b}{r}{g} to
your mana pool. Activate this ability only if you control a basic land of each type.
Sacrifice a basic land of each type, {ut}: Add {w}{u}{b}{r}{g} to your mana pool. This ability can
only be activated at sorcery speed."