Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_18933037_3 (unit VARCHAR, mission_target VARCHAR)

### Question ###
When  same target; linebacker ii offensive is the same target what is the unit?

### Accurate SQL ###

SELECT unit FROM table_18933037_3 WHERE mission_target = "Same target; Linebacker II Offensive"