Water crystal canyon

When Water crystal canyon enters the battlefield
it dosent untap during your next untap step
{t}Add {u} or {r}
{t}Add {r}{r}{u}{u} Water crystal canyon dosent
untap until you cast 4 blue or red spells you
casted without mana from Water crystal canyon
"The canyon has been known for a wizards spell training and it wasent happy for the the prophecy it made"