Living Lands

Whenever a player casts a spell of CMC 10
or more, each player may cast a copy of it.
Whenever a player casts a copy of a spell
they may cast a spell of CMC less than the
CMC of the copy.
{t} Each player may add {w} {u} {b} {r} {g} {c}, this mana does not empty as steps
and phases end.