That's quite villainous indeed
Sometimes cases go less than buying boxes individually, and sometimes they go for far more
Nether Shadow is a creature that can pop out back from the graveyard once most creatures have died, and it has an ability that would be keyworded to 'Haste' -- almost all creatures need to take a turn after being summoned before they can attack, but Nether Shadow can just do it the moment it pops in the battlefield
I hope my personal disdain for having spaceships, sonic screwdrivers, transforming robots and video game characters all mixed up into what was once a game with a strong medieval fantasy theme hasn't tainted my writing too much
There you go folks
It builds armies, protects its key pieces, and slows the table down with taxes, exile, and rule-setting effects