They are a criminally overlooked dragons commander, likely due to Miirym, Sentinel Wyrms release in the same set (4616 decks)
Set: SM - Lost Thunder Increase: +$19.42 Current Market Price: $53.48 With Iono rotating out, Judge is about to be the best hand-disrupting Supporter card available to players
This efficiency is extremely relevant against all the above-mentioned decks, since they try to be as explosive as possible to overwhelm the opponent before he manages to stabilize
It is high powered but not something you actively want in many places
If you tie up too much money in one card, you are putting yourself in a position where you may be forced to sell it when your collecting preferences start to shift
It is almost always better to use them for Level 2 Synchro, Rank 1 Xyz, or any Link strategies