Lead HA on 2nd Caterpie and shorts guy rat

Heal to 24+? for R3 lass right after bc2

Lass: HA x2, HA x2

BC3: Sting x2(HA if sting doesn’t kill), HA x2-3, sting until dead

Grind an encounter and kill it with HA

Do entr moon manip

Candy 15-16, water gun, moon stone, megapunch

Moon rocket: MP x2

Candy 21-22 before bridge rocket, must teach thrash in slot 4 and Bubblebeam in slot 2

Bridge Zubats: HA

Thrash oddish trainer 

Rest of the route is the same