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lvl100 ramparados; holds focus sash
naughty + an IV attack phrase
envador
zen headbutt
head smash
iron tail or rock polish

I prefer an Adamant Rampardos with the following moveset

Rampardos@Focus Sash
Adamant
Mold Breaker

Stone Edge
Rock Polish
Earthquake
Filler

lvl100 staraptor; holds Choice scarf
jolly
U-turn
brave bird
close combat
roost

Yes, that's good.

lvl100 garchomp; holds dragon plate
brave
Dragon rush
sword dance
fire fang
earthquake

I prefer my Garchomp, similar to yours but not quite.

Garchomp@Yache Berry
Jolly
Sand Veil

Dragon Claw
Earthquake
Fire Fang
Swords Dance

lvl100 lucario; holds expert belt
brave+an an IV attack phrase
me first
close cmobat
sword dance
crunch

Try this Lucario instead.

Lucario@Life Orb
Adamant/Jolly
Inner Focus

Close Combat
Extremespeed
Bullet Punch/Crunch
Swords Dance

lvl100 electravire; holds life orb
rash
thunder punch
brick break
ice punch
earthquake

Replace Brick Break for Cross Chop if possible next time.

lvl100 drapiton; holds scope lens
jolly
night slash
sword dance
brick break
ice fang

Try this Drapion

Drapion@Black Sludge
Impish/Adamant
Sniper

Toxic Spikes
Earthquake
Night Slash
Swords Dance