Glint-Sleeve Siphoner (AER) from Aether Revolt, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Greg Opalinski
• Card Text:
  Menace
  Whenever Glint-Sleeve Siphoner enters the battlefield or attacks, you get E (an energy counter).
  At the beginning of your upkeep, you may pay EE. If you do, you draw a card and you lose 1 life.