Many events welcome players of all skill levels
But your win conditions with black commanders most often come through creatures
Weatherlight Four mana, 4/5 flyer and when it punches face you dig down 5 cards and draw a historic card (artifacts, sagas, legendaries)
So if you can keep your commander in play you get benefits from your backgrounds, plus the powerful effects from cards like Skyhunter Strike Force for a massive melee, Tyrant's Familiar to burn off creatures, and Thunderfoot Baloth to finish opponents with a permanent, only slightly smaller Overrun
Flying is one of the most prized keyword effects in Magic: The Gathering
The fact that it also summons two more bodies with 4/4 in power on attack means this is a must-remove threat on sight