Louisoix, the Last Archon

Flash
When Louisoix, the Last Archon enters the battlefield, you may exile any number of target creatures you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.
{w}{u}, {t}: Choose one:
- Draw a card, then gain 4 life.
- Exile target attacking or blocking creature until Louisoix leaves the battlefield.