Is Kookus legal in Standard, Modern, and Commander?

Kookus is legal in: Legacy, Vintage, Commander.

Kookus

Q: What type of card is Kookus?

Kookus is a Creature — Djinn. Its oracle text reads: "TrampleAt the beginning of your upkeep, if you don't control a creature named Keeper of Kookus, Kookus deals 3 damage to you and attacks this turn if able.{R}: Kookus gets +1/+0 until end of turn."

Creature — Djinn

Trample<br>At the beginning of your upkeep, if you don't control a creature named Keeper of Kookus, Kookus deals 3 damage to you and attacks this turn if able.<br>: Kookus gets +1/+0 until end of turn.

Set Visions

Rarity Rare

Artist Scott Hampton