In Commander, that question gets asked a lot
Arclight Phoenix When people see Arclight Phoenix, some might think: Hey, its cute when it goes off, in Magical Christmas Land. In reality, its way easier to bin and bring back multiple Arclight Phoenix in a turn: You just need some cantrips and cards that draw and discard, like Faithless Looting or Chart a Course
And, I admit, a bit less stressful than having it at home
If Ulvenwald Observers toughness is still 4 or greater at the time it dies, its ability triggers
"The LMP community controls the future of the card and will take part in all decisions made as to whether it will be taken out of the [collectors] vault for events or to be auctioned off," an X post reads
This is due to its versatility as an omni-negate combined with its other powerful effects