Cheapest priced copy (Legends): $0.35 at Card Kingdom, near mint, their price list as of .
Glyph of Delusion 
Instant · Common · Legends · #60
Put X glyph counters on target creature that target Wall blocked this turn, where X is the power of that blocked creature. The creature gains "This creature doesn't untap during your untap step if it has a glyph counter on it" and "At the beginning of your upkeep, remove a glyph counter from this creature."
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
1 printing · $0.35 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Legends | 60 | Common | $0.35 | — |
One ruling from Wizards of the Coast
- 4 October 2004Can be cast at any time after the wall blocked a creature and can affect any creature that the wall was assigned to block or that was blocked by the wall due to being in a band or by being switched into or out of the block by an ability.