Theyre valuable to sellers and even more so to collectors
We did talk about these cards and are not unbanning them at this time
Jill, Shiva's Dominant / Shiva, Warden of Ice is a Rare, Legendary Creature - Human Noble Warrior / Legendary Enchantment Creature - Saga Elemental card from the Magic The Gathering set Universes Beyond - Final Fantasy (MTGSC-FIN-0378)
The full texts of these abilities are "At the beginning of the monarch's end step, that player draws a card" and "Whenever a creature deals combat damage to the monarch, its controller becomes the monarch." If the triggered ability that causes the monarch to draw a card goes on the stack and a different player becomes the monarch before that ability resolves, the first player will still draw the card
This one gives a creature +X/+0 whenever you cast a noncreature spell, where X is that spells mana cost
This is, at worst, going to be of interest to Commander players who want to cast expensive spells, and there is a lot those players