Centaur Safeguard (RAV) from Ravnica: City of Guilds, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Glenn Fabry
• Card Text:
  ((G/W) can be paid with either G or W.)
  When Centaur Safeguard is put into a graveyard from play, you may gain 3 life.