Orb of Dominance

When this card enters the battlefield and you control no creatures, you may cast Arch-Illager, Forsaken Ruler without paying its mana cost.

Subjugate - {3}{t}: Tap target creature and put a subjugate counter on it.

Compelling Authority - {x}{t}; Gain control of target tapped creature with a subjugate counter on it that has converted mana cost X until end of turn. Untap it. It gains haste until end of turn. Remove all subjugate counters from target creature.