Is Cryptex legal in Standard, Modern, and Commander?

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

Cryptex

Q: What type of card is Cryptex?

Cryptex is an Artifact. Its oracle text reads: "{T}, Collect evidence 3: Add one mana of any color. Put an unlock counter on this artifact. (To collect evidence 3, exile cards with total mana value 3 or greater from your graveyard.) Sacrifice this artifact: Surveil 3, then draw three cards. Activate only if this artifact has five or more unlock counters on it."

Artifact

, Collect evidence 3: Add one mana of any color. Put an unlock counter on this artifact. (To collect evidence 3, exile cards with total mana value 3 or greater from your graveyard.)