The song "Metal Eater" by U.D.O. discusses the destructive and addictive nature of gambling, specifically the use of slot machines. The lyrics describe the experience of being consumed by this addiction, as it cuts deep inside and hits hard, creating a dangerous and overpowering feeling. The song portrays the addiction as a metal-eating beast that always gets you and devours your money like a murder slot machine. The protagonist is aware of the harmful effects of this addiction, yet feels unable to overcome it. The addiction is described as feeling like burning steel and sounding like grinding metal sheets, emphasizing the intense and destructive nature of the experience. The lyrics suggest that despite knowing the dangers, the allure of gambling is so strong that it seems better to stay hooked to the bandit (slot machine) rather than to run away. However, the song warns that this mindset is wrong, as the addiction will eventually destroy the person. It's a cautionary tale about the destructive power of gambling addiction. The "Metal Eater" is personified as a smiling killer, representing the insidious and merciless nature of addiction. The song highlights the fact that no one can stop the money-eating murder slot machine, depicting the helplessness and inevitability of succumbing to this addiction. In summary, "Metal Eater" portrays the dangers and consequences of gambling addiction, particularly in relation to slot machines. It serves as a warning against the destructive nature of this addiction and the difficulty in overcoming it.