Is Trigon of Infestation legal in Standard, Modern, and Commander?

Trigon of Infestation is legal in: Modern, Legacy, Vintage, Commander.

What type of card is Trigon of Infestation?

Trigon of Infestation is an Artifact. Its oracle text reads: "This artifact enters with three charge counters on it. {G}{G}, {T}: Put a charge counter on this artifact. {2}, {T}, Remove a charge counter from this artifact: Create a 1/1 green Phyrexian Insect creature token with infect."