Is Rally legal in Standard, Modern, and Commander?

Rally is legal in: Legacy, Vintage, Commander, Pauper.

What type of card is Rally?

Rally is an Instant. Its oracle text reads: "Blocking creatures get +1/+1 until end of turn."

Instant

Blocking creatures get +1/+1 until end of turn.

Set Ice Age

Rarity Common

Artist Heather Hudson

Instant Commander Pauper Legacy