If you can get a copy of Unpredictable Cyclone on the battlefield and cycle Street Wraith, the results are anything but unpredictable: you'll end up with an Emrakul, the Aeons Torn (which you get to cast, giving you an extra turn!) 100% of the time
The story will be told over several consecutive sets (likely coming to an end in Q2 2023 with two sets released in quick succession, currently codenamed Marathon and Marathon Epilogue)
As long as there is a creature in a graveyard that you would like to copy, getting to exile everybody elses graveyard at the same time is a wonderful upside
Burning Earth is a redundant Manabarbs that Im including because of the nature of the deck theme were trying to combat
You definitely don't want your opponent to connect while that creature has Sword of Feast and Famine equipped
Unlike Master of Ceremonies, which interacts with "voting", Mangara, the Diplomat first checks if your opponent is attacking you and/or planeswalkers you control with two or more creatures