Units that are missing/can't build in HeavyMetal

'MECHS

Devastator (XTRO Davion)

Arbiter (XTRO corporations)

Merlin & Temax Cat Ninjabolt (XTRO Boondocks)

Mad Cat III-X (XTRO Clans)

Dig Lord Industrial-Mech (XTRO Periphery)

Wight Dezgra (Chameleon LPS) (XTRO Phantoms)

Super Griffin (Prototype IJJs) (XTRO Succession Wars Vol. I)

Marauder (Prototype Endo-Steel & Prototype DHS) (XTRO Succession Wars Vol. I)