The set had a structure that was based not in the mechanics but in the story
Its GX attack, which can only be used once per game, prevents the opponent from playing any cards from their hand at all in their next turn
In just about every way, serialized cards were identical to other premium counterparts also available in the set (in this case, the parallel printing was the Retro Schematic treatment), with the only difference being that serialized cards carried with them a numeric stamp indicating which card out of 500 they were, as well as a special Double-Rainbow foil effect
To maximize value, I would focus on the Modern and Legacy card lists
A price history graph for the Black card on MTGPrice also shows that the trading card's value has risen exponentially in recent years, especially in 2021
While Inexorable Tide causes its controller to do so whenever they cast a spell, Evolution Sage proliferates whenever a land enters the battlefield under its owner's control