Cheapest priced copy (Mirage): $2.49 at Card Kingdom, near mint, their price list as of .
Mindbender Spores 
Creature — Fungus Wall · 0/1 · Rare · Mirage · #229
Defender (This creature can't attack.)
Flying
Whenever this creature blocks a creature, put four fungus counters on that creature. The creature gains "This creature doesn't untap during your untap step if it has a fungus counter on it" and "At the beginning of your upkeep, remove a fungus counter from this creature."
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $2.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Mirage | 229 | Rare | $2.49 | — |