Is Ooze Flux legal in Standard, Modern, and Commander?

Ooze Flux is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

Ooze Flux

Q: What type of card is Ooze Flux?

Ooze Flux is an Enchantment. Its oracle text reads: "{1}{G}, Remove one or more +1/+1 counters from among creatures you control: Create an X/X green Ooze creature token, where X is the number of +1/+1 counters removed this way."

Enchantment

, Remove one or more +1/+1 counters from among creatures you control: Create an X/X green Ooze creature token, where X is the number of +1/+1 counters removed this way.