Opal Acrolith
Enchantment
Whenever an opponent casts a creature spell, if this permanent is an enchantment, it becomes a 2/4 Soldier creature.
: This permanent becomes an enchantment.
- CMC
- 3
- Mana cost
- Color identity
- W
- Rarity
- uncommon
- Set
- Urza's Saga
- Price
- $0.21
- EDHREC rank
- #29343
Opal Acrolith turns an enchantment into a 3/5 blocker the moment an opponent plays a creature — zero mana investment beyond the initial two to cast it. The trigger condition is entirely in your opponents' hands, which means in a typical Commander game it animates almost immediately and stays relevant.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | not legal |
| pioneer | not legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
Opal Acrolith is legal in Commander, Legacy, Vintage, and Oathbreaker, but it sees essentially no competitive play in any of them. In Commander it occupies a narrow enchantment-matters niche — it contributes a body to strategies helmed by commanders that care about enchantments entering or being present, but a vanilla 3/5 is rarely worth a deck slot when better enchantment creatures exist. Legacy and Vintage have no incentive to run it; two mana for a conditional, non-impactful creature is well below the bar those formats demand. Oathbreaker is its most plausible home, where slower games give the animate trigger more chances to matter.
Key Combos
Combo lines featuring this card
Price Context
Current price
$0.21 bulk tier
At $0.21, Opal Acrolith is deep bulk — the price reflects demand, which is near zero. Don't expect it to appreciate; pick it up if an enchantment-matters build genuinely needs the body, but there's no financial case to acquire copies speculatively.
Explore
Sources
Mentioned
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.