This effectively allows a player to treat their graveyard as a secondary hand, meaning that self-milling effects become quite comparable to drawing cards.
(Look at the top four cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) Chaos: Whenever you roll Chaos, reveal the top card of your library
Still, from an artwork perspective, this is one of my personal favorites from the set
If all materials that were used for the Synchro Summon of this card were "Speedroid" monsters, and are all in your GY, Special Summon all of them
Chieftain buffs the before stuff as well as the after stuff and so can be a much more significant tempo play than Warchief
Edge of Eternities Limited needs to be slow for this to be worth running at all, and only time will tell if thats the case