Legendary creature spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting a legendary creature spell pays for {1} or one mana of that creature's color.)
Whenever your commander attacks, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."
![We Ride at Dawn [Outlaws of Thunder Junction Commander]](http://paradoxtcg.com/cdn/shop/files/986d7fae-6446-525a-a5d0-51eaca3bf1dc.png?v=1733375277&width=1445)
