Swain, Noxian Grand General

Whenever you draw a card or a card is discarded,
put a +1/+1 counter on Swain.
{b}{b}{r}, {t}: Target opponent discards a card for
each creature that died this turn. Draw a card.
Remove three +1/+1 counters from Swain:
Transform Swain.
When Swain is put into graveyard or exile, exile
him, then cast him from exile without paying his
mana cost with suspend 4.