Can a unit with Ganking at a battlefield attack together in one showdown with other units moving from base to that same battlefield?

Ruling: Yes, a unit with Ganking at a battlefield can attack together in one showdown with other units moving from base to that battlefield.

Sequence:

• All units involved use their Standard Move Action
• Multiple units can move to the same location
• They participate in the same showdown together

Nuances:

• The key is that all units are using their Standard Move Action, which allows multiple units to move to the same location and engage in a combined showdown