Lucky Red Envelope

You're in luck!

Source
Two hours after you talk to an Elder and receive a Coin of Ancestry, that elder will send you a Lucky Red Envelope in the mail.

This envelope contains either
 * a, which can be fired from the Cluster Launchers located in the various major cities, or
 * an, which summons a ring of moon light for a short time.

The Lucky Rocket Cluster can also be fired from Cluster Launchers created by Engineers.

Mail texts
There are three possible texts in the mails from the elders.