Dour Port-Mage + Scholar of the Ages + Time Walk

Dour Port-Mage

Scholar of the Ages

Time Walk

How it works

1. Cast Time Walk by paying its mana cost, causing you to take an extra turn after this one.
2. Cast Scholar of the Ages by paying its mana cost.
3. When Scholar of the Ages enters the battlefield, it triggers, returning Time Walk from your graveyard to your hand.
4. Move to your next turn.
5. Activate Dour Port-Mage by paying 1 and tapping it, returning Scholar of the Ages from the battlefield to your hand.
6. Dour Port-Mage triggers, causing you to draw a card.
7. Repeat.