Is Junkyo Bell legal in Standard, Modern, and Commander?

Junkyo Bell is legal in: Modern, Legacy, Vintage, Commander.

Junkyo Bell

Q: What type of card is Junkyo Bell?

Junkyo Bell is an Artifact. Its oracle text reads: "At the beginning of your upkeep, you may have target creature you control get +X/+X until end of turn, where X is the number of creatures you control. If you do, sacrifice that creature at the beginning of the next end step."

Artifact

At the beginning of your upkeep, you may have target creature you control get +X/+X until end of turn, where X is the number of creatures you control. If you do, sacrifice that creature at the beginning of the next end step.

Set Champions of Kamigawa

Rarity Rare

Mana Value 4

Artist Kensuke Okabayashi

Collector # 258

Scryfall