This deck involves many ways of playing, rarely leaving you with a dead hand. I often use this deck competitively but I know it could be improved in some way. I'd love it if you could help me out in this deck. Enjoy

Main Deck (40):

Monsters (23):
3x Atlantean Dragoons
3x Atlantean Heavy Infantry
2x Tidal, Dragon Ruler of Waterfalls
2x Poseidra, the Atlantean Dragon
2x Atlantean Tridon
2x Atlantean Marksman
2x Deep Sea Diva
2x Abyss Soldier
2x Mermail - Abysspike
1x Mermail - Abyssturge
1x Mermail - Abyssteus
1x Stream, Dragon Ruler of Droplets

Spells (11):
2x Call of the Atlanteans
2x Moray of Greed
2x Mystical Space Typhoon
2x Salvage
1x Dark Hole
1x Monster Reborn
1x Heavy Storm

Traps (6):
2x Bottomless Trap Hole
1x Mirror Force
1x Torrential Tribute
1x Solemn Judgment
1x Solemn Warning

Extra Deck (15):

Xyz (4):
2x Snowdust Giant
2x Number 47: Nightmare Shark

Synchro (11):
2x Sea Dragon Lord Gishilnodon
1x Gungnir, Dragon of the Ice Barrier
1x Dewloren, Tiger King of the Ice Barrier
1x Ally of Justice Catastor
1x T.G. Hyper Librarian
1x Stardust Dragon
1x Jewel Flare Dragon Stardust
1x Scrap Dragon
1x Mist Wurm
1x Celestial Dragon