I personally love promos old and modern
Magic the Gathering is a bespoke experience
If one player is just sitting behind an Island Sanctuary not doing anything, the other has all the time in the world to look for fliers, islandwalkers, enchantment removal, direct damage, whatever
For this list though, the grail stands identified
Look for discoloration or fading , particularly around the edges where moisture tends to accumulate first
Many decks make a habit, nay, an entire strategy out of returning their artifacts from the graveyard baiting out those removal spells just to return that Mycosynth Lattice to the field or cheat a Portal to Phyrexia into play with a Trash for Treasure