This is outside of the event so damage bonus doesn't apply. All skills are 1/1/1 and could be improved with 3rd skill leveled. Again, I tried to run nodes with berserkers which has lowest NP refund to test Summer Kiara's arts looping ability. Happy arts looping!
0:00 w/ Painting Summer
2:26 w/ Kaleidoscope
4:45 w/ Black Grail