The Zephyr Maze - Oversized Planechase Card (OPC2) from Planechase 2012 Planes, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: rk post
• Card Text:
  Creatures with flying get +2/+0.
  Creatures without flying get -2/-0.
  Whenever you roll Chaos, target creature gains flying until end of turn.