Essentially allowing your lands to tap for two mana the turn they come into play or letting your tapped lands like triomes make mana the turn they come into play gives you an incredible mana advantage
Horobi, Death's Wail Horobi, Death's Wail turns Retribution of the Ancients, Shadow Alley Denizen, Squee's Toy, and a bunch of otherwise unplayable cards into machine guns
There's a general sigh of relief as you review your mana base and you have your lands that are only lands, then a few MDFC lands that are mostly a spell, but a land if you need them
However, black specializes in sacrificing creatures, while red specializes in sacrificing artifacts and generic permanents
Because of this, Tezzeret transported Urabrask to New Capenna using the Planar Bridge to obtain what they needed to fight Elesh Norn in New Phyrexia
Wrapping Up In a world of optimized, solved decks, commanders like Mishra, Artificer Prodigy, are a breath of fresh chaotic air