Don't consider it a fun chaotic card, consider it in the vein of a Heroic Intervention
The white-blue archetype has a "Knights matter" theme, so this card was designed to play into that archetype
Of all the FF precons, I think Counter Blitz is the best designed deck with the least glaring issues
Morph addresses that problem directly by allowing you to keep your cards closer to your chest.Suddenly, your opponent has to consider dozens of possible outcomes instead of just one (with there being at least 40 potential Floodborn cards across every ink color), which can disrupt their strategy and allow you to do something unexpected
MTG x Avatar Prerelease Guide: New Mechanics, Archetypes, and Top Picks from Magic: The Gathering | Avatar: The Last Airbender With Avatar: The Last Airbender on our doorstep, my hope is to outline how to properly tackle this set during the Prerelease
Magic: The Gathering - Leyline of Sanctity - Core Set 2020