Sequestered Stash (KLD) from Kaladesh, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Yeong-Hao Han
• Card Text:
  T: Add C to your mana pool.
  4, T, Sacrifice Sequestered Stash: Put the top five cards of your library into your graveyard. Then you may put an artifact card from your graveyard on top of your library.