Its used to block attacks (while dealing damage right back to the opponent)
If theres enough easy targets (like Lumineon V) to take Prizes without having to deal with Charizard ex, then you can do so, although be wary of Collapsed Stadium and Professor Turos Scenario
Its kind of like a scaling version of Ancient Craving
Now 4th Edition had its issues
This is also when your payoffs kick inKindred Discovery and Mary Jane Watson keep your hand full, while cards like Scarlet Spider, Ben Reilly and Spider-Man India scale your army with counters and buffs
Judge, who, as a certified financial planner, spends his days steering clients away from exactly this kind of thinking, is more measured but arrives at a similar place