In fact, one could easily argue that they still havent, when it comes to the spikier formats like Modern and Legacy anyway
In this article, Ill walk through how to build exciting Commander decks for four of those legends, with a price limit of $50 for each deck
The Underworld Cookbook needs four mana and to sacrifice itself to recur the creature, but as an artifact has many ways to be recurred itself
Protect your card High Chase Score protect and consider grading
From top-decking a single four-mana aura, you might suddenly conjure up a massive giga-threat with all your enchantments on it then when it dies, do all that again
Then you can spend three to recur it from your graveyard to your hand, awesome in just the front side, before crafting with four mana