i dont think so, i have test in J version and gain are same exp
When i battle with Bianca Tepig lv 7, my pkm gain only 37 exp :| The fist battle with Tepig lv 5 have 43 exp
Acekard 1.8.5a: Freeze 1 time ~1h play game
I used the patch in Acekard 2, in batter with patrat lv2, my pkm gain 11 exp, but with another parat lv2, only gain 10 exp
This error by patch or gameplay chance like it