Brawl is singleton and easier to manage with your existing collection, Historic has similar mana bases to Pioneer, and Timeless has the additional expense of fetch lands, not to mention all the powerful nonland cards in both formats
This should create so many advantages with enchantment triggers and just gives you more firepower than opponents
You can also spend four, tap it, and Zombify a dork with haste from your graveyard and then exile it, and we don't have much recursion other than Volrath's Stronghold, so don't worry about the self-exiling much, when it's good, do it
Yes, countering the right sorcery will be useful, but this thing could be dead in your hand
Tangleweave Armor I like the move of encouraging people to play higher-mana-value commanders
The Temur see themselves as a pack, their bonds more primal than the Abzans