You know what
In our guild we receiving avrage 2 present per day.
mainly because of Casino and mount.
Dragon mount 3 star cost 1.5k gems gives 32k hp
3 star to 4 star cost 1.5k gems gives 40k hp
So players need more gems in cheaper way will not hesitate to buy and upgrade the mount.
If not they will do slowly 500 point per day feed slowly then dragon will say
trex.jpg
If there is a April fools sale we will feed Trex well