Ulgrotha Sanctuary

Changeling (This permanent is every creature type
at all times.)
{t}: Add {c}.
{1}, {t}, Pay 2 life: Add 2 mana of any 1 color.
{2}, {t}, Pay 2 life: Add 2 mana of any 1 color. If
this mana is used to cast a tribal spell, that spell
can't be countered.