MD SysML has extra SysML Property creation menus. SysML properties are created via the menus with the correct AggregationKind and only a suitable Type may be chosen.

These context menus are offered only when using Systems Engineering perspective. They are offered for (at least):

• A Block in the model browser or diagram (as shown below)
• A Package or Model in the model browser
• A ConstraintBlock in the model browser or diagram (with capabilities restricted for ConstraintBlock context)

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MD SysML introduces an additional UML Properties compartment to support hybrid software + systems engineering.
UML Properties are not typed by a either: SysML Block, SysML ValueType, UML DataType, or SysML ConstraintBlock

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