Bizarro is Superman’s failed clone and has the opposite of many of the hero’s powers such as freeze vision or flame breath.

Source: https://screenrant.com/grossest-dc-superpowers-comics/

But given Lex has weapons and the show's Bizarro, it won't be a wise choice for Jordan's Superboy to take as he has to stay hidden.

Source: https://www.cbr.com/superman-and-lois-lex-luthor-ultimatum/

If and when that happens, Clark may accept that he did what had to be done, while also being angry at the person responsible for forcing him to kill his Bizarro counterpart.

Source: https://screenrant.com/doomsday-death-superman-lois-season-3-explained/

Some of them are more obvious in this regard, with many of them even falling in the same category as Bizarro.

Source: https://www.cbr.com/superman-mirror-image-villains-dc/

’s version of Superman’s doppelganger Bizarro is naturally portrayed by Tom Welling, and is another wraith from within the Phantom Zone.

Source: https://screenrant.com/20-kryptonians-smallville-not-clark-kent/