I know some were hoping this would happen...so here you go. No Chicago date yet, but I'm sure they're working on it.
And I guess I heard wrong about the opener...unless they still plan to add a 4th...
From Bmouth:
JON OLIVA'S PAIN, CIRCLE II CIRCLE and MANTICORA will team up for the first leg of the North American "Global Intrusions" tour this fall. This marks the first time that Jon Oliva (JON OLIVA'S PAIN, SAVATAGE, TRANS-SIBERIAN ORCHESTRA) and Zak Stevens (CIRCLE II CIRCLE, ex-SAVATAGE) have toured together since their days in SAVATAGE in 1999.
So far the following shows have been confirmed:
Sep. 20 - Bourbon Street - Tampa, FL (JON OLIVA'S PAIN, CIRCLE II CIRCLE only)
Sep. 27 - Center Stage - Atlanta, GA - ProgPower USA IX (JON OLIVA'S PAIN only)
Sep. 29 - Pop's - St Louis, MO
Oct. 03 - I-Rock - Detroit, MI
Oct. 04 - Agora Ballroom - Cleveland, OH
Oct. 10 - Jaxx - Springfield, VA
Oct. 11 - Volume 11 - Raleigh, NC
Other dates:
Sep. 24 - The Vinyl - Atlanta, GA (Zak Stevens acoustic set featuring Mitch Stewart of CIRCLE II CIRCLE)
Sep. 25 - Center Stage - Atlanta, GA (HELLOWEEN/GAMMA RAY with special guests MANTICORA)
More shows will be announced soon.

From Bmouth:
JON OLIVA'S PAIN, CIRCLE II CIRCLE and MANTICORA will team up for the first leg of the North American "Global Intrusions" tour this fall. This marks the first time that Jon Oliva (JON OLIVA'S PAIN, SAVATAGE, TRANS-SIBERIAN ORCHESTRA) and Zak Stevens (CIRCLE II CIRCLE, ex-SAVATAGE) have toured together since their days in SAVATAGE in 1999.
So far the following shows have been confirmed:
Sep. 20 - Bourbon Street - Tampa, FL (JON OLIVA'S PAIN, CIRCLE II CIRCLE only)
Sep. 27 - Center Stage - Atlanta, GA - ProgPower USA IX (JON OLIVA'S PAIN only)
Sep. 29 - Pop's - St Louis, MO
Oct. 03 - I-Rock - Detroit, MI
Oct. 04 - Agora Ballroom - Cleveland, OH
Oct. 10 - Jaxx - Springfield, VA
Oct. 11 - Volume 11 - Raleigh, NC
Other dates:
Sep. 24 - The Vinyl - Atlanta, GA (Zak Stevens acoustic set featuring Mitch Stewart of CIRCLE II CIRCLE)
Sep. 25 - Center Stage - Atlanta, GA (HELLOWEEN/GAMMA RAY with special guests MANTICORA)
More shows will be announced soon.