This does come with a major downside, however, in that you have to sacrifice a Creature every upkeep or sacrifice Contamination
[C][C][C][C] Special Fang: 100+ damage
At that time, they were made legal for Legacy and Vintage play which also translates to Commander play in this day and age
There are also several bundles available that include certain accessories.
That would give us an expected value that looks something like this: As you can see, when you throw the Ultimate Box Topper into the mix (even priced conservatively), the expected value of an Ultimate Masters box looks even better, coming in at just over $425, and even discounted 15%, it's still $363nearly $100 more than you'll pay for a sealed box
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