Frenetic Sliver Sliver decks rely on having a variety of different slivers on the field, providing one another with beneficial effects
One Artifact stands alone in importance that made its last stand in Revised, until it was reprinted in Commander, and that Artifact is the Sol Ring
You can still buy a sealed product on a site like Amazon or eBay, but youre going to be paying far more than the $100 cost to assemble them yourself
When you are all-out attacked, you can bounce everything and force the attacking player to spend a few turns replaying stuff
Perhaps their value when broken into singles would exceed your purchase priceanother avenue to make a little money
Graveyard Hate Graveyard strategies can be so powerful that lead us to the point that every deck should run some graveyard hate cards, cards that either shut down graveyards or just specific cards from graveyards (the biggest threats)