Is Death Spark legal in Standard, Modern, and Commander?

Death Spark is legal in: Legacy, Vintage, Commander, Pauper.

Death Spark

Q: What type of card is Death Spark?

Death Spark is an Instant. Its oracle text reads: "Death Spark deals 1 damage to any target.At the beginning of your upkeep, if Death Spark is in your graveyard with a creature card directly above it, you may pay {1}. If you do, return Death Spark to your hand."

Instant

Death Spark deals 1 damage to any target.<br>At the beginning of your upkeep, if Death Spark is in your graveyard with a creature card directly above it, you may pay . If you do, return Death Spark to your hand.