Overall, Secrets of the Gallant could see situational play in specific deck builds but may not be a staple card in competitive play due to its limitations and better alternatives available
Shark even Dueled Yuma to snap him out (successfully) of his Heroic BSoD, despite not wanting to admit out loud that he cares for Yuma a lot, and Kaito opened up to Yuma gradually (Thanks to Yuma showing genuine concern for him and his brother) and finally considered him his rival (after calling him a mere idiot earlier), and promising him to duel him as many times as he wants in order for Yuma to achieve his goal (of surpassing Kite)
No casting, which evades most counterspells, and the only limit to the number of times you can use it is the mana you produce
That's why it's so exciting to see Tales of Middle-Earth , the new Universes Beyond crossover set as a fan of both Magic: The Gathering and The Lord of the Rings
In the third season, he discovers Duel Boards, motorized skateboards that are compatible with Duel Disks, and asks Yusei to make one for him