Is Deadlock Trap legal in Standard, Modern, and Commander?

Deadlock Trap is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

What type of card is Deadlock Trap?

Deadlock Trap is an Artifact. Its oracle text reads: "This artifact enters tapped. When this artifact enters, you get {E}{E} (two energy counters). {T}, Pay {E}: Tap target creature or planeswalker. Its activated abilities can't be activated this turn."