nex129·Nexo Knights·2018
BrickLink completed sales. Prices updated October 2026. · Added to seller inventories 5 times in the last 30 days.
#101 most valuable in Nexo Knights · #10,050 of 18,357 priced minifigs
| BrickLink ID | nex129 |
| Theme | Nexo Knights |
| Year Released | 2018 |
| Average Price (Used) | $3.07 |
| Average Price (New) | $17.06 |
| Price Range | $1.89 to $4.67 |
| Value Rank (Nexo Knights) | #101 of 153 |
| Value Rank (All Minifigs) | #10,050 of 18,357 |
| Parts | 4 |
| Found In | 2 sets |
Weekly snapshots of the BrickLink 6-month rolling average. Down $0.20 since July 13, 2026.
| Date | Used avg | New avg |
|---|---|---|
| Jul 13, 2026 | $3.27 | $6.23 |
| Jul 20, 2026 | $3.27 | $6.23 |
| Jul 27, 2026 | $3.27 | $6.23 |
| Aug 3, 2026 | $3.27 | $6.23 |
| Aug 10, 2026 | $3.27 | $6.23 |
| Aug 17, 2026 | $3.27 | $6.23 |
| Aug 24, 2026 | $3.27 | $6.23 |
| Aug 31, 2026 | $3.27 | $6.23 |
| Sep 7, 2026 | $3.16 | $6.60 |
| Sep 14, 2026 | $3.16 | $6.60 |
| Sep 21, 2026 | $3.16 | $6.60 |
| Sep 28, 2026 | $3.16 | $6.60 |
| Oct 5, 2026 | $3.16 | $6.60 |
| Oct 12, 2026 | $3.07 | $17.06 |
| Oct 19, 2026 | $3.07 | $17.06 |
| Oct 26, 2026 | $3.07 | $17.06 |
| Nov 2, 2026 | $3.07 | $17.06 |
| Nov 9, 2026 | $3.07 | $17.06 |
The LEGO InfectoByter / MechaByter (nex129) is a Nexo Knights minifigure worth $3.07 on average, released in 2018 and found in 2 sets. It has 4 individual parts. By value, it ranks #101 of 153 Nexo Knights minifigures and #10,050 of 18,357 priced LEGO minifigures overall. The Nexo Knights theme average is $6.52, making this figure below average for its theme.
InfectoByter / MechaByter (nex129) is a common Nexo Knights minifigure, averaging $3.07 on BrickLink. At this price point it's usually not worth listing individually. Bundle it with other Nexo Knights figures or include it in a themed minifig lot to move it. The value is in volume, not the single sale.
The LEGO InfectoByter / MechaByter (nex129) is worth $3.07 used and $17.06 new/sealed on average, based on BrickLink sales data from the last 6 months. Prices range from $1.89 to $4.67 depending on condition. This is below the Nexo Knights average of $6.52, making it one of the more affordable figures in the theme. Completeness (all accessories included) and print condition are the biggest factors affecting price.
InfectoByter / MechaByter appears in 2 sets: Berserker Bomber (72003-1, ~$48.54), Tech Wizard Showdown (72004-1, ~$91.10).
Look for the BrickLink ID nex129. It's the definitive identifier for this figure. InfectoByter / MechaByter is made up of 4 parts (a standard minifigure assembly). The parts breakdown on this page shows each component with colors. If you have a loose figure and aren't sure what it is, the brick'em scanner can identify it from a photo in a few seconds.
At this price point, the most efficient approach is to bundle it with other Nexo Knights minifigures in a lot rather than listing individually. On BrickLink, you can list it as part of a themed minifig bundle. On eBay or Mercari, a "LEGO Nexo Knights Minifigure Lot" listing with 5-10 figures will move faster and earn more than individual sales.
