Template:Infobox CardGame
Onexeno (pronounced ˈone zeno') [1] is a dedicated-deck card game played with a specially printed deck of square cards. The card game was originally developed in 2008 by Raymond Lauzzana, and is published by Penrose Press. Most games played with the cards utilize a basic edge-matching rule.
The deck of contains 70 unique square cards, One card for each possible combination binary elements around the periphery of a 3X3 matrix, called Trihadamards.[2]