This Malaysia made Minecraft mine cart has a plastic body and harness with a metal base.

 a.  gray, gray metal base, dk. gray harness, dk. gray and gray squares all around body, sp5bk. Minecraft special edition with 6 available cards. $1 – 3
 a2. gray, as a. Ch. Minecraft Ghast Attack Track playset. (2016) 5 – NA
a3. gray, as a, sp5bk, Mal. HW Ride-Ons #70 1 – 3
 a4. gray, as a, os5bk. Mal. HW Screen Time #24 (2017) 1 – 2
 a5. gray, as a, adbk. Mal. HW Screen Time #25 (2019) 1 – 2
b. orange, mf orange metal base, brown int., yellow, lt. orange, and white squares all around, orange os5yw, Mal. HW Screen Time #142 (2021) 1 – 3
c. green, mf brown metal base, green int., green, green, light, green, brown and light brown squares all around, adbk, Mal. HW Screen Time #9 (2022) 1 – 2
d.  gray, gray metal base, dk. gray harness, dk. gray and gray squares with “15  Years” all around body, adbk. HW Screen Time #136 (2024) $1 – 2