Gideon's Phalanx (ORI) from Magic Origins, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: James Ryman
• Card Text:
  Put four 2/2 white Knight creature tokens with vigilance onto the battlefield.
  Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, creatures you control gain indestructible until end of turn.