The Pale Avatar

Bestow {3}{r/w}{r/w} (If you cast this spell for it's bestow cost, it's an aura spell with enchant creature. It becomes a creature again when the creature it was attached to enter your graveyard.)
Flying, Lifelink
Enchanted creature gets +2/-1 and has flying and lifelink.
At the end of your turn, if any red or white lands remain untapped, they start your next turn tapped.