metazoo tcg cryptid nation booster box Nation: Second Edition Pack Choose where you play wisely MetaZoo Cryptid Nation 2nd Edition

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The long and short of it is that it's a snapshot in time - a format that predates the made-for-Commander releases starting with Commander 2011 and is thus New Phyrexia backwards

EX3-026 SR Digimon Lv.7 Aegisdramon Color Blue Cost 14 DP 14000 Digivolve Cost 1 Blue 4 from Lv.6 Form Mega Attribute Vaccine Type Cyborg Card Text 1 [Effect] [When Digivolving] You may play 1 blue level 3 Digimon card, or 1 Digimon card with [Seadramon] in its name or with [Aqua] or [Sea Animal] in one of its traits from 1 of your blue Digimon's digivolution cards without paying the cost

It's too wild for rare and it plays with some interesting design space, yet in practice, it's pretty much unplayable