Danse Macabre (IAR091) [Usurp the Shadow Throne]

Whenever an ally you control enters the arena, you may pay [2 - Resources] and TAP this. If you do, that ally's first attack this turn gets <strong>go again</strong> and destroy that ally at the beginning of the end phase.
<br><strong>Blade Break</strong> <em>(When the combat chain closes, if this defended, destroy it.)</em>