TK is at first the youngest member of the group. At first he is a crybaby who constantly needs attention, especially from his older brother Matt and Sora. TK however grows up fast in the digital world. He becomes very brave and tries to protects the others instead of being protected by them. TK becomes so determined in showing his strength that he gets the crest of hope. Whenever things look hopeless TK will save the day.

Patamon is TK's digimon partner. He seems to be just as childish as him and will constantly have word fights like children usually have. Patamon however feels he wants to be with TK forever, he inspires him to be stronger so that he can protect their friendship. Patamon had a hard time evolving when he finally did he became the mighty Angemon. Patamon's evolution stages are Angemon and Magna Angemon.