As much as I enjoyed the enchantment-based approach with the Classes, I prefer these artifacts because they offer a more versatile approach, since you can pass the jobs around
In Lorcana, one of my favorite mechanics is the song mechanic
The colours strong characters can be backed up by combining ruby cards with the protective effects of an ink colour such as amber, or using the control effects of colours such as amethyst or emerald to draw cards and find the cards you need, when you need them
Not too much info was given during the livestream about the contents, but the card Iago Out of Reach , previously teased by D23, was revealed to be a part of this set
However, getting two or more actions off in a turn is a pretty tall order, so it might be hard to get this effect off