Is Johan legal in Standard, Modern, and Commander?

Johan is legal in: Legacy, Vintage, Commander.

Johan

Q: What type of card is Johan?

Johan is a Legendary Creature — Human Wizard. Its oracle text reads: "At the beginning of combat on your turn, you may have Johan gain "Johan can't attack" until end of combat. If you do, attacking doesn't cause creatures you control to tap this combat if Johan is untapped."

Legendary Creature — Human Wizard

At the beginning of combat on your turn, you may have Johan gain "Johan can't attack" until end of combat. If you do, attacking doesn't cause creatures you control to tap this combat if Johan is untapped.

Set Legends

Rarity Rare

Artist Mark Tedin