I know I’m not the first to create a Delta Beedrill line, but I still wanted to post it.
Delta Weedle, the Robotic Pokemon, and a Steel type. Its Abilities are Iron Barbs/Steelworker for normal, and Cybernetic (DEF and SDEF are raised sharply when hit by an Electric type move or in Electric Terrain) for hidden.
Delta Kakuna, the Robotic Pokemon, and a Steel type. Its Abilities are Iron Barbs/Steelworker for normal, and Cybernetic for hidden.
Delta Beedrill, the Robotic Pokemon, and a Steel-Electric type. Its Abilities are Iron Barbs/Motor Drive for normal, and Cybernetic for hidden.
Delta Mega Beedrill, the Robotic Pokemon, and a Steel-Electric type. Its Ability is Iron Barbs.