One of is most iconic abilities made the least sense for a long time, however.

He turns his X-Ray vision to “full strength” to melt the ice instead.

Turning X-Ray vision into heat becomes a question of input and output.

Comic book art: Spider-Man and Superman smile back to back.

While there are characters who specialize in energy conversion, that wasn’t how X-Ray vision was billed.

Heat vision, it seems, is more streamlined and believable.

It’s become synonymous with the character, and he’s better off for it.

Batman Holds Back a Screaming Superman in Dan Mora Comic Art

Sonic the Hedgehog Outrunning the Justice League DC

Superman #18 heat vision feature cover

Superman uses his X-Ray vision to melt through a glacier.

Superman uses his heat vision against a green Braniac.

Superman Heat Vision Danger DC

Superman Deflecting Bullets in Comic Art by Jorge Jimenez

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Superman