Only just now saw this special offer in my mailbox: (only 9 days of 15 left to go)
There's a good FAQ at the link.
Myst 25th Anniversary Collection
A limited-time, limited-run opportunity to get an exclusively packaged collection of all of the Myst games - only through Kickstarter.
The Myst 25th Anniversary Collection
To celebrate the 25th Anniversary of the epic game that became your world, Cyan is offering a never-been-done-before, historical anthology of the complete series, along with some special, Atrus-approved, authentic game artifacts! The collection and artifacts will be packaged in a unique box - available only through this Kickstarter, with a limited run, for a limited time. (Seriously, the games will be available later, but the special packaging and artifacts will not be sold again!)... (lots more at the link).