Is Lionheart Glimmer legal in Standard, Modern, and Commander?

Lionheart Glimmer is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Lionheart Glimmer

Q: What type of card is Lionheart Glimmer?

Lionheart Glimmer is an Enchantment Creature — Cat Glimmer. Its oracle text reads: "Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) Whenever you attack, creatures you control get +1/+1 until end of turn."