Cheapest priced copy (Edge of Eternities): $0.35 at Card Kingdom, near mint, their price list as of .
Dual-Sun Technique 
Instant · Uncommon · Edge of Eternities · #13
Target creature you control gains double strike until end of turn. If it has a +1/+1 counter on it, draw a card.
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Edge of Eternities | 13 | Uncommon | $0.35 | $0.49 |