Like most Magic: The Gathering cards, the value of Spike Feeder depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Friday Night Magic 2002)
is somewhat limited in terms of card draw
The front face of Tergrid can steal any permanents that are discarded or sacrificed, making her a fantastic hand-destruction and forced-sacrifice Commander
I give them dreams so wondrous that they hesitate to return to the world of the conscious. Garild, merfolk mage Illustrated by Chris Rahn Standard Not Legal Alchemy Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
The only reason Sway isnt even more expensive right now is because its effect is more unfun than it is overpowered. Playing Sway effectively restarts the game (which most players hate), without even guaranteeing that the caster will end up in a better position than the other players at the table
Selfless Glyphweaver / Deadly Vanity One of the weaknesses of a go-wide Commander deck is the prevalence of board wipes