Rex-Splode had the ability to alter the chemical makeup of inorganic materials, causing them to become unstable and explode. He had limited invulnerability and slightly enhanced strength. After his hand was bitten off by a member of the Lizard League, Rex received an artificial hand that could fire projectiles that he could render explosive. He died saving the world from an Invincible from an alternate universe.

After the Viltrumites invaded his homeworld, Allen the Alien participated in a genetic experiment to find a champion who could defeat the viltrumites. In order to defeat an unstoppable foe his body was engineered to become stronger after each defeat. He is strong enough now to defeat Viltrumite and alongside the renegade Viltrumite known as Omni-Man he seeks to eradicate those who destroyed his world.

Born a as a super intelligent but horrifically disfigured baby the man we call Robot was taken in by the state. He used his super intelligence to build a series of automatons that he would live his life through. As the heroic Robot he would lead the Teen Team and then the Global Guardians. Dissatisfied with his life by proxy, Robot cloned Rex-Splode and transfered his mind into the newer younger body.

Super powered twins Dupli-Kate and Multi-Paul have the ability to instantly clone themselves. Their power is the result of an ancient Chinese curse by the Emperor against his usurper, the Warlord Fung Cha, moments before his death. The curse was: "The seventh generation after Cha's seventh grandchild would be burdened with a family too large to care for... and it would drive him mad." Sure enough centuries later Paul and Kate were born and kept duplicating until their father went mad, thus fulfilling the prophecy.

Super powered twins Dupli-Kate and Multi-Paul have the ability to instantly clone themselves. Their power is the result of an ancient Chinese curse by the Emperor against his usurper, the Warlord Fung Cha, moments before his death. The curse was: "The seventh generation after Cha's seventh grandchild would be burdened with a family too large to care for... and it would drive him mad." Sure enough centuries later Paul and Kate were born and kept duplicating until their father went mad, thus fulfilling the prophecy.

The Immortal has lived a life of rebirth and reinvention -- a life he can hardly remember. He recalls an accident long ago followed by years of wandering. He fought for a kings honor. He discovered new lands. He defended them, eventually ruled them, and defended them again. Until eventually defending them in another way entirely.