Then, if you take Builders Talent to Level 3, you get it back along with two more counters, and then you can destroy something else
Then when you sac stuff, you'll draw a card each time
The fact that some sets dont have individual boosters, with these mini tins providing the cheapest way to get hold of boosters for those sets, makes the non-random versions of the mini tin much more appealing than others
Shared Animosity is another useful cards as it rewards us for going wide with Sethron, Hurloon General and making our attacks hurt even more than before
Filigree Familiar looks primarily like a creature to sacrifice to Elder Deep-Fiend, Wretched Gryff, or Distended Mindbender, but I could also imagine people wanting a speed bump early or just wanting an extra artifact for some kind of artifact synergies