Throne of Empires

Oracle Text

1, T: Create a 1/1 white Soldier creature token. Create five of those tokens instead if you control artifacts named Crown of Empires and Scepter of Empires.

Card Rulings

9/22/2011 Whether or not you control the correct artifacts is determined when the ability resolves.
9/22/2011 If any of the named cards stops being an artifact, it won’t be considered by these abilities.