
Colin's Intimidate activated!

Hit My Head's Attack was lowered by 1 stage! (natural)
Turn 1:

Hit My Head used Expensive Rock Slide!
Miss (20, d20): 20 (Yes miss), Crit (1, d24): 20 (No crit)
BUT IT MISSED???
Wait no there's no miss roll...
Back to your regularly scheduled Braviary beating up then!
(8*1 + 0 + 0 + 3 + 2)*1.5 + (0 - 0)*2 + 0 = 19.5 => 20
-2*(6 + 4) = -20 EN

Colin used Avalanche!
Crit (1, d24): 17 (No crit)
(12*1 + 0 + 0 + 3 + 0)*1.5 + (0 - 0)*2 + 0 = 22.5 => 23
-8 EN
Turn 2:

Hit My Head used Crush Claw!
Crit (1, d24): 19 (No crit)
(8*1 + 3 + 0 + 3 + 2)*1 + (0 - 0)*2 + 0 = 16
-5 EN

Colin used Avalanche!
Crit (1, d24): 19 (No crit)
(12*1 + 0 + 0 + 3 + 0)*1.5 + (0 - 0)*2 + 0 = 22.5 => 23
-12 EN
Turn 3:

Gyarados used Frigid Impact!
Crit (1, d24): 19 (No crit), Flinch (1, d10): 8 (No flinch), Freeze (1, d10): 4 (No freeze)
(15*1 + 0 + 0 + 3 + 0)*1.5 + (0 - 0)*2 + 0 = 27
-2*(5 + 10) = -32 EN

Hit My Head used Rock Slide!
Crit (1, d24): 23 (No crit)
(8*1 + 0 + 0 + 3 + 2)*1.5 + (0 - 0)*2 + 0 = 19.5 => 20
-6 EN
Round Summary

Gyarados HP: -20-16-20 = -56

Gyarados EN: -8-12-32 = -52

Braviary HP: -23-23-27 = -73

Braviary EN: -20-5-6 = -31