It's an iconic scene brought to life in both Rebirth and this card, representing the next chapter in the group's adventure as they look somberly on all that was lost and what they couldn't stop
In the case of the former, its because the best choices vary not only by color identity, but often by specific deck building limitations: Seismic Assault and many other red effects want you to play an extra-high land count, while a black deck with reanimation and Tortured Existence obviously cares about discarding creatures
You can then start a game against another player who has made up his deck in the same way
The 2/3 body for WW is an enormous upgrade when, not that long ago, people were putting Silverbeak Griffin into their decks over Remorseful Cleric because of that extra toughness
Then discard two cards unless you discard an artifact card
Satoru gives all the creatures in your hand a ninjutsu ability, and once per turn, when one of those quasi-Ninjas drops in, you can do a little deck fixing