Serra Ascendant (M11) from Magic 2011, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Anthony Palumbo
• Card Text:
  Lifelink (Damage dealt by this creature also causes you to gain that much life.)
  As long as you have 30 or more life, Serra Ascendant gets +5/+5 and has flying.