Athena, Gift from a King

Flying, Flash, Persist
When Athena, Gift from a King enters the battlefield target opponent reveals their hand,
choose target card in their hand, that player gains
life equal to its converted mana cost then looses
life equal to the number of cards in their hand.
You may look at face down cards.
{g/u}{t}; tap or untap another target creature.
If this has a -1/-1 counter on it it has lifelink
and whenever this creature attacks or blocks it gets +2/+2 until end of turn.