They provide excellent protection for your cards against scratches, bends, and other potential damage, ensuring your valuable cards remain in pristine condition
They can do this by playing fast mana, playing cards that make treasure, playing cards that double resources, and having a strong new-breed Commander like Miirym, Dihada, Roxanne or Aesi
Since they usually untap the target and give them haste, you can use them on your own creature to get them out from underneath a tap effect or just give them temporary haste
5 mana to destroy a creature and get a treasure is probably a 2.5, and this has the major upside of spitting out more treasure and even transforming into a threat
If you haven't got one yet or want to check your eligibility, check out the Points, AMEX, and Discover promo pages for more information
1, 2022, just in time for the lead-up to Halloween