The middle triggered ability considers any turn and any player, so that burn player dealing out chunks of damage, or the black player that paid life to cast a spell, and that Colossal Dreadmaw that trampled over a 2/2
The Germ thats created by the living weapon will have summoning sickness , but the living weapon itself doesnt since its not a creature
Top 5 Black Common/Uncommons Gift of Compleation: a roleplayer in any Phyrexian deck
It is any color you need and nothing more
On the lower converted mana cost side of the deck, youll find a high number of Rogues that are simply unblockable making sure that you trigger your Commanders ability every turn and will quickly become major threats as the game goes on and theyll get bigger with some equipment
Five mana for a 2/2 flying creature is a big ask, but the potential payoff is immense