Vanguard cards arent legal in any DCI-sanctioned formats
Part Birds of Paradise, part Scavenging Ooze, part Grim Lavamancer, the Shaman was banned in Modern and Legacy but never broke into Standard or Pioneer, although a critical mass of pseudo-fetchlands will eventually push it into playability
Generate copies of your cards as formidable artifact creatures, then watch your foes short-circuit
Even better, when one of your legends dies, you get to bring back a cheaper one from your graveyard to the field
Note that outlaw itself is not a creature type, just a designation that describes a collection of creature types
Blink Creatures With our commander and so many other creatures all making us the monarch when they enter the battlefield, it will definitely pay off to include blink effects that exile and bring the creature back to the battlefield