Possible Clues:

• Scrape aftermath
• Electronic banking system turned up showing evidence of damage
• It'd hard to make this cover the sword of the bard
• Antiunionist
• Substitute put in for striker, as result of injury
• So as to break strike, it needs the Bard to make it cover
• Strike-breaker gets method of payment set up
• Fink
• He's not a striking example of comradeship
• Oddly, such a blood group shows evidence of skin healing