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

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

Nurturing Licid

Q: What type of card is Nurturing Licid?

Nurturing 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. {G}: Regenerate enchanted creature. Power/Toughness: 1/1"

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.