Action 1:
Mamoswine used Earthquake!
RNG Roll (Crit) [<=625 Crit]: 6383/10000 (No)
(10+3+1+(9-9)) = 14 damage
-6 energy
Ferrothorn used Substitute!
-15 HP (Ferrothorn)
Other Change: Substitute [15 HP] (Ferrothorn)
-12 energy
Post-action:
-2 HP due to Hail (Ferrothorn)
+15 HP due to Figy Berry (Ferrothorn) [-1 Figy Berry use (Ferrothorn)]
Action 2:
Mamoswine used Icicle Crash!
RNG Roll (Crit) [<=625 Crit]: 1395/10000 (No)
(9+3+1+(9-9)) = 13 damage
-6 energy
Ferrothorn used Knock Off!
RNG Roll (Hit) [<=8000 Hit]: 7672/10000 (Hit)
RNG Roll (Crit) [<=625 Crit]: 6243/10000 (No)
(10+(6-4.5)) = 11.5 damage
-7 energy
Post-action:
-2 HP due to Hail (Ferrothorn)
Action 3:
Mamoswine used Icicle Crash!
RNG Roll (Crit) [<=625 Crit]: 3179/10000 (No)
(9+3+(7.5-9)) = 10.5 damage
Ferrothorn's Substitute faded!
-10 energy
Ferrothorn used Giga Drain!
RNG Roll (Hit) [<=8000 Hit]: 41/10000 (Hit)
RNG Roll (Crit) [<=625 Crit]: 381/10000 (Crit)
(8+3+3+1+(3-3))*1.5 = 22.5 damage
+11.25 HP (Ferrothorn)
-11 energy
Post-action:
-2 HP due to Hail (Ferrothorn)