Annabeth, the All-Knowing

Hexproof
{u}: Target creature gains lifelink until the end of
the turn.
{1}{g}: Exchange your life total with Annabeth,
the All-Knowing's toughness.
{2}{r}: Exchange your life total with Annabeth,
the All-Knowing's power.
"This world, and every plane within, is naught but a
playground for powers you can't comprehend."