Thundering Spineback (J25) from Foundations Jumpstart, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Brian Valeza
• Card Text:
  Other Dinosaurs you control get +1/+1.
  5G: Create a 3/3 green Dinosaur creature token with trample. (It can deal excess combat damage to the player or planeswalker it's attacking.)