I have some pretty clear biases, really, when it comes to the cards I want to let shine
It also uses the oldest special summoning mechanic of all three, being a Dragon-centric deck focused on Fusion Summoning to pull ouT powerful monsters like King Dragon and Five-Headed Dragon from your extra deck
Now, what makes Crazy Box worth considering over the other Rank 4s that don't need luck
Magmatic Insight is just a good card in its own right but its particularly hot with delirium, adding both sorcery and land (with creature and instant usually coming pretty easily)
They can also help you multikick Bloodhusk Ritualist a ton of times until your opponents have discarded their whole hands
Therefore, to better understand this information, you can look for photos of Pokmon cards from different publications to compare them with each other and see the difference