Here is a maxed berries team showing you the real way to use hawlucha XD
With kee berry on lucha you can easily pivot on a physical attack proc berry and spam body press
Heatran is a bait and is primarily used to set up rock for sturdy mons (big threat) and trap and remove unaware clef and quag.
https://pokepast.es/214aa0b1f40ffbf2