Malus sieversii modern apple cultivars. Unlike domesticated varieties its leaves go red in autumn: 62.2% of the trees in the wild do this compared to only 2.8% of the regular apple plant or the 2,170 English cultivated varieties. The species is now considered vulnerable to extinction. "Malus sieversii" has previously been identified as the main contributor to the genome of the cultivated apple ("Malus pumila"), on the basis of morphological, molecular, and historical evidence. A DNA analysis in 2010 confirmed "M. sieversii" as the progenitor of the cultivated apple. A third species that has been thought to have made contributions to the
Karl Malus the West Coast Avengers. Malus also transformed Antonio Rodriguez into the Armadillo by combining his human genes with the genetic material of an armadillo. Malus encountered Captain America soon after that. Eventually, Malus went to work for the Power Broker Curtiss Jackson using his technology to augment the strength of paying customers to superhuman levels. The strength augmenting process was tremendously risky with half the subjects dying or becoming severely deformed, but this information was kept a closely guarded secret. Power Broker and Malus also used highly addictive drugs on their subjects, telling them that the chemical was necessary to