The higher you go, the less likely your opponents are to win via attacking, but I imagine theres a sweet spot around Bracket 2/3 where this really shines
In this case, flipping doesn't mean throwing the card in circles from one foot about the playing area like with Chaos Orb
These are unique cards to championship decks that Wizards used to sell, which are explicitly not legal in a tournament setting
The flashiest one is through Bilbo, Birthday Celebrant, who comes with the extremely flavorful ability to invite all the creatures in your deck to the battlefield, but only if you have 111 or more life
You can do something similar with Warp cards and a sacrifice outlet
It draws you cards and slows down your opponent (Blue), and kills your opponent's creatures before they can cause a fuss (Black)