A cikin canjin DnD sama da shekaru 30, ka'idoji, saituna da asalin sune babban fifiko, kuma sau da yawa ana canza shi don rabuwa da haɗuwa, kamar Hydra a cikin tatsuniyoyi da almara, girma a cikin Jiki ɗaya, zasu iya kai hari lokaci guda kuma kuyi yaƙi daban. An yanke kai ɗaya a nan, kuma wasu biyu sun tsiro a can. Dangane da canjin kasuwa da niyyar masu saka jari, DnD ta haifar da samfuran samfuran daban daban. DnD yana da matukar nasara a wasu wurare, kamar wasannin tebur, rayarwa, littattafai, wasannin motsa jiki, da wasannin RPG gami da Akwatin Zinare da Injin Infinite.