Island of Mystery

Your commander costs {2} less to cast for each
time it's been cast from the command zone
this game.
Whenever your commander is put into the
command zone from anywhere, draw a card and
search your library for a Sorcery or Instant card
add it to your hand. Then Shuffle your library.
Whenever you cast a Sorcery or Instant, search
your library for a Island card and put it onto the Battlefield. Then shuffle your library.