Possible Clues:

• Eggs sound expensive - how beastly is this!
• Game New Order covering 'Echoes'
• Small antlered animal(s)
• Small graceful woodland animal
• Brute came to us by boat, caught from Billingsgate?
• Animal runs over with energy -- grass has come back
• Eurasian animals with antlers
• Creature laying eggs on climbing grass
• Graceful woodland animal of Europe and Asia
• Animals run out with energy, rolling over grass