Frismos has released a 24 hour promotion in the form of Uncle Sam, a creature that inhabits the Vizier Habitat.
In Creatures of Olympus, Uncle Same has been released as well as a 24 hour promotion and there, in the Earth Kingdom, he inhabits the Titan habitat.
More important perhaps internationally, Diamonds now are on sale. If you are a player who never wishes to miss a seasonal Creature, it is a good idea to have at least 1000 Diamonds in 'the bank' for emergency situations. Buying them when they are half the ordinary price is the wisest way to invest.