Is Giant Ankheg legal in Standard, Modern, and Commander?

Giant Ankheg is legal in: Legacy, Vintage, Commander.

Giant Ankheg

Q: What type of card is Giant Ankheg?

Giant Ankheg is a Creature — Insect. Its oracle text reads: "Trample Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) Other creatures you control have trample and ward {2}."