Is Rapid Fire legal in Standard, Modern, and Commander?

Rapid Fire is legal in: Legacy, Vintage, Commander.

Rapid Fire

Q: What type of card is Rapid Fire?

Rapid Fire is an Instant. Its oracle text reads: "Cast this spell only before blockers are declared.Target creature gains first strike until end of turn. If it doesn't have rampage, that creature gains rampage 2 until end of turn. (Whenever the creature becomes blocked, it gets +2/+2 until end of turn for each creature blocking it beyond the first.)"

Instant

Cast this spell only before blockers are declared.<br>Target creature gains first strike until end of turn. If it doesn't have rampage, that creature gains rampage 2 until end of turn. (Whenever the creature becomes blocked, it gets +2/+2 until end of turn for each creature blocking it beyond the first.)

Set Legends

Rarity Rare

Artist Justin Hampton