Ackaron, the Time Bender

When Ackaron enters the battlefield, if it's your
turn, end the turn.
If you would begin a turn, skip that turn instead.
Whenever an opponent draws their first card during
their draw step, you may draw a card.
Whenever an opponent plays a land, you may put a
land card from your hand onto the battlefield tapped.
Whenever an opponent casts a spell, you may cast a
spell that shares a type with it.
Untap all permanents you control during the player
to your left's untap step.