Pokémon X and Y Playthrough Discussion

Battle Maison Super Singles Round 43.

Veteran's Pokemon

Regirock
Virizon
Entei

My Pokemon

Greninja @ LO
Excadrill @ Air Balloon
Gardevoir @ Choice Scarf

Turn 1
Greninja uses Grass Knot, Regirock's HP goes to 1, Sturdy Activates
Regirock uses Explosion!
Greninja OHKO'd, Regirock dies too

Turn 2
Send out Gardevoir
Veteran sends out Virizion
Me chooses Tbolt instead of Moonblast due to a misclick... I go NONONONONONONONONONONONO!
Virizion uses whatever and only slightly weakens my Gardevoir
I switch out to Excadrill
Excadrill takes a bit of damage upon switchin
Virizion uses Focus Blast and connects
Excadrill faints..

I send out Gardevoir
After two turns, I take out Virizion still in the Green

Veteran sends out Entei
I start weeping because I now know that I can't win..

*lose at Round 43 due to a simple misclick...*