I still have to say, Gen 3 wins for most legit legendaries in design, story lore, and impact
Control Magic effects are part of blues slice of Magic's color pie, while Threaten is firmly in reds slice
Oh, hey, it's a pair of cards showing off Freed the Matchless General, showing him making a plan, attacking, and then returning alive after being tattered
Designed and produced in the US, most card displays are in stock for immediate shipping
Your proposal makes sense from a collecting standpoint, but it results in issues like there being only one electric holo in Base and no psychic holos in Jungle
So, if collecting ultra-rare cards like three-star immersive cards or Crown Rares is your priority, saving up for the highest-rarity cards is your best strategy