Is Mutant Chain Reaction legal in Standard, Modern, and Commander?

Mutant Chain Reaction is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Mutant Chain Reaction

Q: What type of card is Mutant Chain Reaction?

Mutant Chain Reaction is a Sorcery. Its oracle text reads: "Destroy up to one target artifact, enchantment, or creature with flying. Create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")"

Sorcery

Destroy up to one target artifact, enchantment, or creature with flying. Create a Mutagen token. (It's an artifact with ", , Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")