Heroic Reinforcements is super dumb with Hero of Precinct One, and Trostani Discordant is accessible via the spell-lands of Flower and Legions Landing
4 Red-Green Decks Focus On Playing Lands Landfall Abilities Give You Extra Value For Playing Lands Red and green decks in the Final Fantasy set can be effectively built around Landfall abilities
Its impact was primarily felt in Legacy, with decks like 8-Cast and Patchwork Stompy utilizing the Cannoneer as both a beater and a finisher
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
Mai, Scornful Striker This is just an elegant design, and something were familiar with on comps like Eidolon of the Great Revel
Notably, it's strictly better thanks to only costing a single red mana