Hi
I is bad DSL builder ;_;
Wat is better
NPC (normal or fast, don't matter) x mini wheels, or TWM3R x Hypnodisc wheels?
Assuming both use the same number of motors/wheels.
Secondly
Y does other batteries exists?
Ant Batteries r best, apparently, because every1 uses dem on all teh bot types, even popups and flipperz - wut