Finally got the head in for the 4th new type of original Shattered Glass Junkion. Schema is a Type 004, Recon Class.

"In computing, a schema is an outline or diagram that describes the structure of a specific type of data. Schemas are most often used to describe XML files and databases, but they can describe many other types of data as well."

By The Numbers - The Bots of DeadWeight
Custom OC Shattered Glass Junkion combiner:

Wreck-Gar - Prime 000 - Hive Leader
Scrap Iron - Type 001 - Converter
Junkheap - Type 002 - Hoarder
Dropdown - Type 003 - Brute
Schema - Type 004 - Recon