Phantom Steed | Godo, Bandit Warlord | Lumbering Battlement

(and two other cards)

Declare
Phantom Steed and
Godo as attackers, triggering their abilities.
Resolve the
Godo trigger, untapping all creatures you control and causing you to get an additional combat phase after this one.
Resolve the
Phantom Steed trigger, creating a token copy of
Lumbering Battlement.
When the token
Lumbering Battlement enters the battlefield, it triggers, exiling
Godo until
Lumbering Battlement leaves the battlefield.
At the end of your combat phase, the token
Lumbering Battlement triggers, causing you to sacrifice it.
The token
Lumbering Battlement leaves the battlefield, returning
Godo from exile to the battlefield.
Repeat each combat phase.