Kami of Twinned Balance

Kami of Twinned Balance can't be blocked
except by creatures with equal base power and toughness.
Whenever Kami of Twinned Balance deals
combat damage to a player, you draw a card
and each opponent discards a card.
Whenever a nontoken creature with equal base
power and toughness enters the battlefield under
your control, you gain 1 life and each opponent
loses 1 life.