Step 1
Spinda used Superpower + Work Up! (-6 EN, -1 Tech)
Spinda's Attack rose! (+1 Atk, next 5 turns)
Spinda's Special Attack rose! (+1 SpA, next 5 turns)
Crit (1, d24): 7 (No)
(12 + (5 - 8))*1.5 + (1 - (-1))*4 => 22
Spinda's Attack rose! (+2 Atk, next 5 turns)
Spinda's Defense rose! (+1 Def, next 2 turns)
Ursaluna used Close Combat! (-3 EN)
Miss (4, 2d4): 1, 1 (No), Crit (1, d24): 16 (No)
(12 + (10 - 7))*1.5 + (2 - 0)*4 => 31
Ursaluna's Defense fell! (-2 Def, next 2 turns)
Ursaluna's Special Defense fell! (-2 SpD, next 2 turns)

Spinda munched on the Leftovers! (+6 HP)
Step 2
Spinda used Fake Out! (-2 EN)
Crit (1, d24): 9 (No)
(4 + 3 + (5 - 8))*1 + (2 - (-2))*4 = 20
Ursaluna flinched!
Ursaluna flinched and couldn't move!

Spinda munched on the Leftovers! (+2 HP)
Step 3
Spinda used Superpower! (-3 EN)
Crit (1, d24): 14 (No)
(12 + (5 - 8))*1.5 + (2 - (-2))*4 => 30
Spinda's Attack rose! (+3 Atk, next 3 turns)
Spinda's Defense rose! (+2 Def, next 2 turns)
Ursaluna used Counter! (-4 EN)
Miss (4, 2d4): 4, 2 (Yes)
But it missed...
(Ursaluna's Defense and Special Defense stages returned to normal)

Spinda munched on the Leftovers! (+2 HP)
Round Summary

HP: -31+6+2+2 = -21

EN: -6-2-3 = -11

HP: -22-20-30 = -72

EN: -3-4 = -7