You can stack the cards you want, draw them, then shuffle away the unused ones to reset your library
Izzet Breach (1 player): This is basically Izzet Murktide without the big flier, instead using Underworld Breach as a fair card that can produce enough value to win the game
Rather than just make X spells easier to cast, though, Zaxara actually rewards you for playing them, adding a Hydra to the board every time you pay an X casting cost
Get all your tokens in one consistent style
However, if you're playing casually and not in a sanctioned format like Standard or Modern, every card here is playable alongside the main FF set, as well as any other MTG cards
Sword of Fire and Ice Repeatable card draw is always valuable, especially when it isnt locked into a specific color