Its even got partner to pair with other colors
Pages feature embossed webbing to secure cards, creating a separation between the front and back pockets, as well as providing cards with a classic, framed look
You can't flip them in Shiko decks, if you are making token copies of them, but I think getting their ETB abilities when they come into play is enough value
More recently, some red cards (like Volcanic Rush) give team-wide trample
And with the release of Time Spiral (2006), Threshold was retroactively changed into an ability word, and all previous cards were given an errata so that "Threshold -- [effect]" now read essentially as a reminder of the condition while also aligning it with other ability words like Metalcraft ( which cares about having three or more artifacts ) or Morbid ( which checks if a creature died this turn )
Factors like print quality, exclusivity of releases, market recognition , and collector demand all play a role