Is Simic Keyrune legal in Standard, Modern, and Commander?

Simic Keyrune is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

Simic Keyrune

Q: What type of card is Simic Keyrune?

Simic Keyrune is an Artifact. Its oracle text reads: "{T}: Add {G} or {U}. {G}{U}: This artifact becomes a 2/3 green and blue Crab artifact creature with hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)"

Artifact

: Add or .

: This artifact becomes a 2/3 green and blue Crab artifact creature with hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

Set Commander 2015

Rarity Uncommon

Mana Value 3

Artist Daniel Ljunggren

Collector # 265

Scryfall Gatherer