Like most Magic: The Gathering cards, the value of Core Prowler 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 (Mirrodin Besieged)
The pair also see a good amount of cEDH play, which is testament to their power
Every now and then you can get really crafty by giving an opponents creature shroud, which can blank a combat trick or aura
But lately, theyve turned out to be more than just nifty collectibles or deck boosterstheyve become investment goldmines
Magic Destroy target creature with power 4 or greater
A spider typal deck headed by this delirium commander is a good way to dust out the cobwebs, using cards like Shelob, Child of Ungoliant and The Swarmweaver to give your spiders deathtouch and bite and fight spells to clear away problematic threats