Hello this my first post on this site and I apologize if this question doesn't follow the guidelines. I am in the early phase of making my team and I would like help refining it any suggestions or improvements would be most appreciated. Also I do not have any of the ev stats for any of my Pokemon at the current time.
Here is my team:

Lapras
Trait: Shell Armor
Evs ?
Mild Nature (+SAtk, -Def)
- Hydro pump
- Ice Beam
- Dragon Pulse
- AncientPower
Stats Lvl 1 HP 13 Atk 7 Def 5 SAtk 6 SDef 7 Spd 6
Role Special Attack Beater

Pidgeot
Trait: Keen Eye
Evs ?
Jolly Nature (+Spd, -SAtk)
- Brave Bird
- Aerial Ace
- Sand Attack
- Double Team
Role Speed Attack Beater

Blastoise
Trait: Torrent
Evs ?
Calm Nature (+SDef, -Atk)
- Blizzard
- Hydro Cannon
- Muddy Water
- Aqua Ring

Zoroark
Trait: Illusion
Evs ?
Timid Nature (+Spd, -Atk)
- Night Daze / Extrasensory
- Flamethrower
- Focus Blast
- Dark Pulse
Role Lead Pokemon to help with coverage

Kingdra
Trait: Sniper
Evs ?
Mild Nature (+SAtk, -Def)
- Dragon Pulse
- Draco Meteor
- Dragon Dance
- Giga Impact
Role Attack and Special Attack Beater

Primeape
Trait: Vital Spirit
Evs ?
Hasty Nature: (+Spd, -Def)
- Focus Blast
- Aerial Ace
- Overheat
- Cross Chop
Role Speed Beater Helps with Zoroarck coverage
I am also thinking about swapping out Blastoise for

Charizard
Trait: Blaze
Evs ?
Mild Nature (+SAtk, -Def)
- Dragon Pulse
- Ancient Power
- Blast Burn / Heat Wave
- Dragon Claw
Role Special Attack Beater
Any advice would be appreciated. Also this is my first time ev training so any advice on how to go about doing that would also be appreciated.
Thanks again
240 Z