Board Thread:Game Discussion/@comment-81.206.77.9-20131227214126/@comment-10766966-20131229120207

In average every bridge gives you 5.5 chips and Red Wing bridge costs 75 rubies. Looks like it takes more than 4000 rubies (4000/75*5.5=293.(3) chips) to obtain Shockwave this way, unless you are lucky. I don't recommend doing this without his alt on hand.