mtg march of the machines commander decks Magic Gathering the Machine or at.) Rashmi and Ragavan | March

This one also costs 4 mana which is something Bello can use to aggravate your opponents with

Heroic Reinforcements is super dumb with Hero of Precinct One, and Trostani Discordant is accessible via the spell-lands of Flower and Legions Landing

Notably, it's strictly better thanks to only costing a single red mana

Cycling your hand and getting 3 things for it is amazing though, and there's tons of ways to turn discarding into even more cards, or you may want to fill your yard for reanimation or to win off Underworld Breach

If you can bounce it back to your hand you can keep the board clear turn after turn

Simple cantrips like Opt and Preordain become powerful card draw spells, and since Matoya doesnt have a once per turn restriction, you can draw cards throughout your turn with effects like Search for Azcanta, Retreat to Coralhelm, and Palantr of Orthanc