Abdel Adrian, Gorion's Ward | Lumbering Battlement | Spark Double

Cards

Cast
Lumbering Battlement by paying ({4} magic symbol) ({W} magic symbol) .
When
Lumbering Battlement enters the battlefield, it triggers, exiling
Abdel Adrian until
Lumbering Battlement leaves the battlefield.
Abdel Adrian leaves the battlefield, ending its effect, causing
Spark Double to return from exile to the battlefield as a copy of
Lumbering Battlement.
When
Spark Double enters the battlefield, it triggers, exiling
Lumbering Battlement until
Spark Double leaves the battlefield.
Lumbering Battlement leaves the battlefield, ending its effect, causing
Abdel Adrian to return from exile to the battlefield.
When
Abdel Adrian enters the battlefield, it triggers, exiling
Spark Double and any number of other nonland permanents you control until
Abdel Adrian leaves the battlefield and creating at least one 1/1 Soldier creature token.
When
Spark Double leaves the battlefield,
Lumbering Battlement returns to the battlefield from exile.
Repeat from step 2.