Silent Arbiter [Fifth Dawn] Arabian Nights Set: Betrayers of Kamigawa Type:

Set: Betrayers of Kamigawa Type: Legendary Creature — Rat Ninja Rare Cost: {4}{B}{B} Ninjutsu {3}{B}{B} ({3}{B}{B}

if another creature is on the battlefield

Set: Revised Edition Type: Artifact Rare Cost: {1} Mana Vault doesn't untap during your untap step

When Relentless Dead dies

Set: Amonkhet Invocations Type: Instant Mythic Cost: {0} Counter target spell

Silent Arbiter [Fifth Dawn] Arabian Nights Set: Betrayers of Kamigawa Type:Set: Fifth Dawn Type: Artifact Creature Construct Rare Cost: {4} No more than one creature can attack each combat. No more than one creature can block each combat. Scholars say that arbiters exist on every world, created by an unknown hand to enforce justice.