When you Ritual Summon a monster, you can banish this card from your Graveyard as 1 of the monsters required for the Ritual Summon. If a player Ritual Summons using this card, if that Ritual Summoned monster inflicts battle damage to the other player, they discard 1 card.
![Djinn Prognosticator of Rituals [SS04-ENB15] Common - Board Wipe](http://boardwipe.com/cdn/shop/products/214042_400w.jpg?v=1611529595&width=1946)
![Djinn Prognosticator of Rituals [SS04-ENB15] Common - Board Wipe](http://boardwipe.com/cdn/shop/products/214042_200w.jpg?v=1611529608&width=1946)
![Djinn Prognosticator of Rituals [SS04-ENB15] Common - Board Wipe](http://boardwipe.com/cdn/shop/products/214042_400w.jpg?v=1611529595&width=1445)
![Djinn Prognosticator of Rituals [SS04-ENB15] Common - Board Wipe](http://boardwipe.com/cdn/shop/products/214042_200w.jpg?v=1611529608&width=1445)