The Brothers War set an example of how to convey this kind of bigger-scale combat across a whole set
Black actually has a few gems tied towards death magic like Black Market and Sacrifice but its not even close to what Green has to offer, and the other colors basically offer nothing
Chart shows the price of Spinarak #64 at the end of each month going back as long as we have tracked the item.
Some ramp artifacts, like Patchwork Banner or Heraldic Banner, buff your creatures in a way thats relevant even into the late game
Ability copiers can turn small effects into huge plays, push value engines over the top, and even enable unexpected combos
The Luminous Frost theme deck features the new Alolan Ninetales, and its Luminous Barrier Ability gives it invulnerability against attacks from EX and GX Pokemon, making it a wall that GX and EX decks cant ignore