Please Rate and help on my Blackwing Deck?

Deck - 42 Cards

Monsters - 21
Blackwing - Shura the blue Flame x3
Blackwing - Bora the Spear x3
Blackwing - Blizzard the Far North x3
Blackwing - Kalut the moon Shadow x3
Blackwing - Elphin the Raven x1
Blackwing - Sirocco The Dawn x3
Blackwing - Fane the Steel Chain x1
Blackwing - Mistral the Silver Shield x1
Blackwing - Gale the Whirlwind x1
Gorz the Emissary of Darkness x1
Dark Arm Dragon x1

Spell cards - 13
Black Whirlwind x3
Giant Trunade x1
Dark Eruption x2
Brain Control x1
Pot of Avarice x1
Mystical Space Typhoon x1
Allure of Darkness x2
Lightning Vortex x1
Heavy storm x1

Trap cards - 8
Call of the Haunted x1
Bottomless Trap hole x1
Mirror Force x1
Delta Crow - Anti Reverse x1
Threatening Roar x1
Icarus Attack x2
Torrential Tribute x1

Extra Deck - 12
Blackwing Amor Master x3
Blackwing Armed Wing x1
Gaia Knightm the Force of Earth x1
Goyo Guardian x1
Ally of Justice Catastor x1
Sea Dragon Lord Gishilnodon x1
Ancient Fairy Dragon x1
Black Rose Dragon x1
Stardust Dragon x1
Red Dragon Archfiend x1





Answer :
- 1 Blizzard
+ Dark Creator (it works really well with Black Rose Dragon and easy to summon in Blackwings)

For Synchros:
+ 1 Iron Chain Dragon
+ 1 Colossal Fighter
+ 1 Blackwing Armed Wing
- Sea Dragon Lord Gishilnodon
+ 1 Blackwing Silverwind the Ascendant (you can Synchro summon it by summoning Blizzard and reviving Fane the Steel Chain then Special Summon Bora and Synchro it)