If you keep an eye on the details, you'll notice the difference in a few seconds
Namely, for as many times as the Squad cost is paid, you get that many token copies of the spell once it enters the battlefield
There are ahem certain methods one could use to acquire a shiny version of shiny locked Pokmon, but we wont condone those
Something to note is that this effect is a "may" ability, meaning if the controller would rather have the discarded card in their graveyard they can choose to do that instead
Also, always compare price per pack across different listings and look at recent sold data by using trusted sites like TCGPlayer or Pricecharting , just so you can avoid inflated listing prices and understand the true market value based on completed transactions
When evaluating the value of your first edition Yu-Gi-Oh cards, consider the following aspects: Rarity: Cards that were printed in limited quantities tend to fetch higher prices