Boring, but Practical: Probably one of the most mundane examples of any video game entry, but the Select button, which brings up information on whatever the cursor is currently targeting be it an empty tile, a unit's class, an ability, an item, anything at all
If you somehow control two Drivnods, a creature dying causes abilities to trigger three times, not four
Reanimator decks try to utilize ways to recur monsters like Atraxa, Grand Unifier from the graveyard to play
Adventures are the hot new thing on Eldraine, and they're not that hard to spot
If you are tied for most life and Preacher of the Schism attacks another player who is tied for most life, both its middle and its last ability will trigger