Elspeth, Sun's Champion is a mythic Legendary Planeswalker — Elspeth card from Reality Fracture Commander (FRC), collector number 24. Current market price: $0.44, TCGplayer market prices via Scryfall.
+1: Create three 1/1 white Soldier creature tokens. −3: Destroy all creatures with power 4 or greater. −7: You get an emblem with "Creatures you control get +2/+2 and have flying."