Compendium

Compendiums are self-updating, interactive booklet that track statistics for certain tournaments. Compendiums usually come with tournament tickets, and allows its owner to make predictions on the tournament's outcome. Some compendiums may reward its owner with cosmetic items over time, or for accurate predictions.

List
The following tournaments have supported a compendium:
 * The International 2013 (The International 2013 Interactive Compendium Bundle)
 * ASUS ROG DreamLeague Season 1
 * ESL One Frankfurt 2014
 * The International 2014 (The International Compendium 2014)
 * SLTV Star Series Season 10
 * The Summit 2
 * DotaCinema Presents the XMG Captains Draft 2.0
 * Dota 2 Asia Championship 2015
 * Dota Pit League Season 3
 * The Summit 3
 * The International 2015 (The International Compendium 2015)