Sandsteppe Mastodon (FRF) from Fate Reforged, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: James Zapata
• Card Text:
  Reach
  When Sandsteppe Mastodon enters the battlefield, bolster 5. (Choose a creature with the least toughness among creatures you control and put five +1/+1 counters on it.)