>>5548799TLDR - He makes Bulma build herself a super Power armor/Battle Suit that has a wide array of different functions and utilities. Including making a Kaio-Ken-like Overdrive ability for the suit on top of greatly improving her physical capabilities. She gets involved with the Dragon Team due to finding an interest in the martial arts but more importantly the prospect of ki and all of its facets. Hence she experimented and shape herself to learn how to manipulate and harness the power. Mixing Science with Martial discipline as she takes a more active role in the arcs as a strategist and combatant. She gets stronger by upgrading her suit mostly while conditioning herself physically to better handle her upgrades and advances.
