If only it were not restricted to allies, but thanks to Constructed, I can go outside of the Avatar: The Last Airbender set and slot in some choice cards in Turntimber Ranger, Angel of Renewal, or Halimar Excavator
They scale nicely with all the things you want to be doing and they have have enough power on their own
Consider running Metamorphosis in your graveyard or sacrifice deck to generate big mana, Im sure Meren of Clan Nel Toth and Henzie Toolbox Torre wont mind
I have dropped the rates on first class mailing of up to 29 tokens in the US and around the world
In fact, if you look at the format staple removal spells in Modern, you'll see just how good Phyrexian Crusader is
Once the starting hands have been kept and the Planechase game is about to begin, the starting player reveals the top card of their (or the shared) planar deck and its abilities are in effect