Cheapest priced copy (Phyrexia: All Will Be One): $0.35 at Card Kingdom, near mint, their price list as of .
Ichor Synthesizer 
Creature — Phyrexian Wizard · 1/3 · Common · Phyrexia: All Will Be One · #55
Whenever you cast a noncreature spell, put an oil counter on this creature.
As long as this creature has four or more oil counters on it, it gets +2/+0 and can't be blocked.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Phyrexia: All Will Be One | 55 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 4 February 2023Putting a fourth oil counter on Ichor Synthesizer after it has become blocked will not cause it to become unblocked.