A number of the most valuable cards in the set feature the fading keyword due to their historical cachet as well as some of them still holding up in terms of sheer power 25 years after this set released
This made them illegal marked cards, which caused judges to make some hilariously janky proxies to replace the real cards that were kind of somehow illegal to play
Into the Inklands - Amber and Emerald Best cards: Dalmatian Puppy, Tail Wagger
This isnt really what you want in a commander, and honestly, Im not sure Id put this Denethor in the 99 of many decks either
Snow White has the brilliant effect of being unable to be challenged, and The Troubadour has Resist one to reduce all damage he receives
On top of that, commanders that give you some kind of consistent and tangible resource whenever you gain life are best, whether thats in the form of +1/+1 counters, card advantage in any way, or targeted removal