In my experience, things like Black Friday, exclusive bundles like this (regardless of the collectible) tend to have pretty good value down the line provided the actual item maintains relative
The effect of 1 is that even if you receive attacks such as contraction and honesty, you will not be defeated if your level is lower than this guy, and you cannot use the breakthrough method of changing the battle position and defeating it by taking advantage of its low defensive power
With non foil versions sitting around USD $13 and foil variants pushing well beyond USD $30 on the secondary market, this is one of the most generous Secret Lair purchase promos Wizards has ever offered
with a cost, but you don't have to constantly re-add it to re-use it
Its very synergistic and can be your win condition if you double them a lot
Like other cards on the list, Minerva has had reprints, notably less valuable