Is Arachnogenesis legal in Standard, Modern, and Commander?

Arachnogenesis is legal in: Legacy, Vintage, Commander, Historic.

Arachnogenesis

Q: What type of card is Arachnogenesis?

Arachnogenesis is an Instant. Its oracle text reads: "Create X 1/2 green Spider creature tokens with reach, where X is the number of creatures attacking you. Prevent all combat damage that would be dealt this turn by non-Spider creatures."

Instant

Create X 1/2 green Spider creature tokens with reach, where X is the number of creatures attacking you. Prevent all combat damage that would be dealt this turn by non-Spider creatures.

Set Duskmourn: House of Horror Commander

Rarity Rare

Mana Value 3

Artist Johannes Voss

Collector # 169

Scryfall Gatherer