=INnoVation's Blue Flame Hellbat Timing=

10 - Supply Depot
14 - Command Center
15 - Rax
16 – Gas
17- Scout !!
18 - Stop SCV Production
18 - @100% Rax, start Orbital Command + Marine 2x + Bunker
 - Resume SCV Production when Orbital finishes
@100% 2nd CC, start OC
@100% Bunker, start Supply Depot
@150 gas, start Factory + Reactor on Rax
@50% Factory, start 2nd Gas
@100% Factory, swap with onto Reactor
 - Start 2nd Factory and TechLab on Rax + ENDLESS HELLION PRODUCTION
@100% 2nd Factory, swap onto TechLab
@100 gas, start Armory (6:15~)
@150 gas, start Blue Flame (7:00~)
 - Move out at 8:00 with 13 Hellbats, engage around 10~ seconds before the upgrade is done.
@400 mins, start 3rd CC (in-base recommended)

Pros:
Good defence at home, can make Siege Tanks at any point

Cons:
Weaker attack, later Starport
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Always put your first tank on high ground to increase your defense.
Written by Altmax, translated from this video.
http://youtu.be/ymNCDZyz1-g?t=8m23s