Ephemerate + Time Walk + Donnie & April, Adorkable Duo

Ephemerate

Time Walk

Donnie & April, Adorkable Duo

How it works

1. Cast Time Walk by paying its mana cost, causing you to take an extra turn after this one.
2. Cast Ephemerate by paying , blinking Donnie & April and exiling Ephemerate.
3. When Donnie & April enters, it triggers, returning Time Walk from your graveyard to your hand.
4. Move to your next turn. At the beginning of your upkeep, Ephemerate's rebound ability triggers, causing you to cast it from exile without paying its mana cost.
5. Resolve Ephemerate, blinking Donnie & April.
6. When Donnie & April enters, it triggers, returning Ephemerate from your graveyard to your hand.
7. Repeat.