Possible Clues:

• Heraldic red
• (Heraldic) red
• Red, in heraldry
• Heraldry's red
• Red stickers need little internal change
• Bullet catching end of knuckle, raised and red
• Red in heraldry
• Red tincture
• No end of hazard, putting last of alcohol in tincture
• Red (in heraldry)