For fans of the 5D's era , it's a bit harder to find currently relevant products, but Konami makes an effort to release something new every few months because signer dragons are still among the most recognizable monsters from that era
I get the core idea: You dont have to duel every opponent, and with some luck you can even skip most of them if you only aim to beat every floor, especially in Niflheimr where the cheating Transcenders are a pain in the ass
It can be a slow build-up with a poor manabase and none of the enablers coming out
It can be used to Synchro Summon Cyber Slash Harpie Lady or activate Harpie's Feather Storm from the owner's hand in a Toon Deck
Genesis Hydra While the thought of getting two powerful Creatures for the price of one is appealing, casting this card can too often devolve into a lottery of hoping to hit a good permanent and coming up short
In the right deck, Sokka can become a problem in a hurry