EXCAVA, THE RISEN PAST Excava, the Risen Past is sweeeeet
We will almost certainly see some Avatar Commander decks revealed, too
If two non-first strike creatures block, then the menace + first strike creature deals its damage before taking any damage from the blocking creatures, potentially removing an entire creature before the regular combat damage step
To splash or not to splash
If nothing else, the existence of this card may see removal spells like the aforementioned Nowhere to Run take precedent since it answers the Nemesis without actually dealing it any damage
In a format where board wipes can nullify your progress, and one where discarding cards either in search of more, or through wheels and other effects is commonplace, having ways to make use of your graveyard is key to having a flexible gameplan that can pivot as the game progresses