Here's my more updated Gyarados deck. Don't recommend Junk Arm because I tried it and it didn't help the speed of the deck.
Pokemon: 21
4 Sableye SF
3 Gyarados SF
4 Magikarp SF
1 Luxray GL Lv.X
1 Luxray GL
2 Crobat G
1 Regice LA
1 Relicanth SV
1 Uxie LA
1 Azelf LA
2 Unown Q
Trainers and Supporters: 30
4 Pokemon Collector
3 Bebe's Search
2 Volkner's Philosophy
2 Professor Oak's New Theory
1 Judge
3 Seeker
1 Luxury Ball
2 Expert Belt
4 Broken Time-Space
4 Poke Turn
2 Super Scoop Up
2 Pokemon Rescue
Energy: 9
4 Rescue Energy
3 Warp Energy
1 Cyclone Energy
1 Fighting Energy
Strategy: Discard 3 Magikarp and start KOing with Gyarados.
Thanks!
Pokemon: 21
4 Sableye SF
3 Gyarados SF
4 Magikarp SF
1 Luxray GL Lv.X
1 Luxray GL
2 Crobat G
1 Regice LA
1 Relicanth SV
1 Uxie LA
1 Azelf LA
2 Unown Q
Trainers and Supporters: 30
4 Pokemon Collector
3 Bebe's Search
2 Volkner's Philosophy
2 Professor Oak's New Theory
1 Judge
3 Seeker
1 Luxury Ball
2 Expert Belt
4 Broken Time-Space
4 Poke Turn
2 Super Scoop Up
2 Pokemon Rescue
Energy: 9
4 Rescue Energy
3 Warp Energy
1 Cyclone Energy
1 Fighting Energy
Strategy: Discard 3 Magikarp and start KOing with Gyarados.
Thanks!