Alzet, Caster of Snow and Ice

When Alzet, Caster of Snow and Ice enters, tap
2 target creatures.
Everytime Alzet deals combat damage towards
creature of target opponent will give its owner
life, in addition put a +X/+0 counter equal to
its power until end of turn.
{2}{s}{s}{s}, {t}: draw three cards, opponent
discards 1 card from their hand onto their exile.