And there are lots of Commander decks that want to do just that, with Wrenn and Seven providing a significant boost to both mana generation and filling your graveyard with useful creatures
Cheap instants and sorceries are staples in many formats, especially the interactive pieces
Kefka, Court Mage // Kefka, Ruler of Ruin is also a standout
The ability to destroy artifacts and problematic lands is at least a good way to give decks that want this a good sideboard option
Sets such as Adventures in the Forgotten Realms, MTGs anticipated crossover with Dungeons & Dragons, are going to have a lot of extra added pressure on them given how strong Modern Horizons 2 is
An Aura put onto the battlefield this way doesn't target anything (so it could be attached to an opponent's permanent with hexproof, for example), but the Aura's enchant ability restricts what it can be attached to