Is Tempting Licid legal in Standard, Modern, and Commander?

Tempting Licid is legal in: Legacy, Vintage, Commander.

Tempting Licid

Q: What type of card is Tempting Licid?

Tempting Licid is a Creature — Licid. Its oracle text reads: "{G}, {T}: This creature loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {G} to end this effect. All creatures able to block enchanted creature do so. Power/Toughness: 2/2"

Creature — Licid

, : This creature loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay to end this effect.