Proangelos, Eldritch Adept

slandwalk, swampwalk (This creature can't be
blocked as long as defending player controls an
Island or a Swamp.)
Whenever Proangelos, Eldritch Adept deals
combat damage to a player, you may cast
target instant or sorcery card from that
player's graveyard without paying its mana cost.
If that spell would be put into a graveyard,
exile it instead.