Many have claimed that the game is very similar to the Wizards of the Coast card game Duel Masters Trading Card Game, and that this is because both games were designed by former Wizards of the Coast employee Michael Elliott.
That the game is very similar to the Wizards of the Coast card game Duel Masters Trading Card Game, and that this is because both games were designed by former Wizards of the Coast employee Michael Elliott. This was what many have claimed.