Custom commission. The concept for this is the four horsemen of the apocalypse represented as four dragon heads chained in one body, and each are assigned one season.
Spring brings gluttony (yellow head/orb). Hints of pestilence and war
Summer brings in war (red head/orb). Hints of death and gluttony
Fall brings in pestilence (green head/orb). Hints of death and war
Winter brings in death (blue head/orb). Hints of gluttony and pestilence