In yugioh eternal duelist and stairway do you have to have the ritual monster and summoning card in you hand to summon it?
You need to have the ritual monster and summoning card in your hand in Yugioh Eternal Duelist and Stairway. The card should face-up on the field. You can either sacrifice monsters from the field or your hands so as to get star cost. Go to http://www.gamefaqs.com/gba/563040-yu-gi-oh-the-eternal-duelist-soul/faqs/19829 for more.