Rune of Reverence

Enchant land
Enchanted land has "{2}, {t}, Pay 1 life: Add three
mana in any combination of {r} and/or {g} and/or {w} to your mana pool."
Cycling {2} ({2}, Discard this card; draw a card.)
When you cycle Rune of Reverence, target
creature you control gains protection from blue
and from black until end of turn.