Mega Man X4 was released by Capcom in 1997, and its warning sound became memorable for players because it accompanies moments of danger and escalation. Over time, fans clipped the alert and reused it in videos, streams and meme edits as a shorthand for incoming trouble. Its staying power comes from how quickly it communicates risk without needing dialogue. Online, it often fills the same role as a danger alarm sound effect meme, especially in gaming content built around reveals, boss setups and panic moments.