Red has some crazy ramp in the right builds
With all the extra art treatments Wizards of the Coast introduced this year, the price tag on some of these puppies is lets just say visiting the theme park from Unfinity
When your health is a tad lower than your opponent's, like 3-4k like points difference, you get to destiny draw, picking your destiny card from your deck
The number of "oops, I died" moments when an effect like this is on the 'field skyrockets
Not only does this recycle your Full Combo Setup every turn it also generates further Hand advantage for Slifer and since it's a Monster, Spell and Trap which all come back to the Hand your Arcana Boss Monsters gain profit from it as well
Among the trainer lineup in Obsidian Flames, shes definitely the one to watch.