This vintage set is renowned for its beautiful period illustrations and the introduction of Trainer's Pokmon cards, with the trainer's name attached to the Pokmon (ex: Sabrina's Gengar)
Quintorius Kand and Urianger Augurelt give you a little life for playing cards from exile, are enablers on their own, and have utility outside of those effects
Speaking just value-wise, if you pre-ordered the deck, you would have picked the deck up for a good price
That we can do this at instant speed and that it is immune to any removal except exile effects makes me think that this combo might just be worth exploring on a competitive front
Whenever a player would get priority (see rule 117, Timing and Priority), the game checks for any of the listed conditions for state-based actions, then performs all applicable state-based actions simultaneously as a single event