(Did you know that Eleven, the MageEleven, the Mage and Mike, the Dungeon MasterMike, the Dungeon Master are the only partners that will let you play five-color?) There are currently six different ways that you can end up with two or more "commanders" in the "command zone"
If heads, search for your deck for 1 card and put it into your hand
It is cheap, inkable, and when she quests she has the benefit of making a Princess or Queen card cost one less when played that turn
As long as either target is still legal and you control an Eldrazi, you'll still gain 3 life
Note that you may only search for up to four cards with the chosen name, even if you find more of them
The Future As a price spike thats driven by Commander, usually wed expect the price of Enduring Tenacity to fall off eventually