Sentry Bot - Extended Art (Foil) (PIP) from Fallout, available at 401 Games Canada.

• Rarity: Rare
• Finish: Foil
• Artist: Anthony Devine
• Card Text:
  Flash
  This spell costs 1 less to cast for each creature attacking you.
  When Sentry Bot enters the battlefield, you get E for each creature attacking you.
  At the beginning of combat on your turn, you may pay EEE. If you do, put a +1/+1 counter on each creature you control.