Is Mark of Sakiko legal in Standard, Modern, and Commander?

Mark of Sakiko is legal in: Modern, Legacy, Vintage, Commander.

Mark of Sakiko

Q: What type of card is Mark of Sakiko?

Mark of Sakiko is an Enchantment — Aura. Its oracle text reads: "Enchant creature Enchanted creature has "Whenever this creature deals combat damage to a player, add that much {G}. Until end of turn, you don't lose this mana as steps and phases end.""

Enchantment — Aura

Enchant creature

Enchanted creature has "Whenever this creature deals combat damage to a player, add that much . Until end of turn, you don't lose this mana as steps and phases end."

Set Betrayers of Kamigawa

Rarity Uncommon

Mana Value 2

Artist Alex Horley-Orlandelli

Collector # 135

Scryfall