Ive played Jund in upwards of two dozen major tournaments, and yet only count three in which registering Jund cards was a good idea
Packages are the decks skeleton
This ability works well with the new mechanic Expend, which so far revolves around spending your forth mana in a turn
Sure, you have to cast it when you draw it, so early in the game it might not be great, but it can definitely pump out a huge army late in the game
Foil is perfect if youre drawing extra cards or aiming to put lands or reanimation targets directly into your graveyard
For the most part, trying to stay Dimir is ideal and lets you draft the necessary pieces for your deck when they show up, but on a draft-by-draft basis, you want to be aware of the reasons to go into additional colors