Ef Trivia #4 Pro Line Bases

[GrandMasterKC]

What year was Pro line bases created(First run ever)? Were they accepted warmly by EF coaches? When and how did they gain their popularity? What was considered the best base before the Pro line series? Who originaly produced the base before the "decline" in plastic quality? Is there hope for a future for the Pro line series too return close to it's original poduced state?

Some of these questions are "no brainers " but asking in terms of power speed and positions on the team......
what do you get out of PL strong bases?
Fast bases?
PL TTC
Original frosties TTC?
OF Rookies?
Red pegs?
TTC older?
New TTC?
New rookies?
Dark Green Superior TTC?
***Challenge question worth infinite points... Old Hard TTC bases that are untweaked?