It has an admittedly narrow use case, but tripling your attack force ends games quickly, and it helps generate long-game advantages with cards like Solemn Simulacrum and Baleful Strix
Lets say you sit down at a table with a Simic ramp player, a Selesnya tokens player, and someone else
With that, I am proposing five affordable cards for each of the Commander decks that might just make them a little better (a better win-rate is still not guaranteed, though please don't come after me)
Further Upgrades The first cards I'd pick up to further juice up the deck would be untapped mana-fixing lands: Watery Grave, Shipwreck Marsh, Underground River, Morphic Pool, Darkslick Shores, Polluted Delta, Sunken Ruins, Undercity Sewers, Urborg, Tomb of Yawgmoth and then maybe a couple more Island / Swamp fetches
A Bold Choice for Tournament Play High-stakes MTG games demand sleeves that perform under bright lights and on-camera play, and Jund Sleeves deliver on both fronts