Is Treetop Snarespinner legal in Standard, Modern, and Commander?

Treetop Snarespinner is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

What type of card is Treetop Snarespinner?

Treetop Snarespinner is a Creature — Spider. Its oracle text reads: "Reach (This creature can block creatures with flying.) Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) {2}{G}: Put a +1/+1 counter on target creature you control. Activate only as a sorcery. *The griffins think they rule the sky, but the spiders know better.* Power/Toughness: 1/4"