Nids scream killers

Game: 
Warhammer 40k
Race: 
Tyranids
Total points: 
1750
Tactics: 
Shoot, slash, kill. Off course it depends on the enemy, but the units are large, though and have a good save. They are capable of long range shooting and close combat.
NameImageDescriptionTypeOptionsPoints
Description: 
Hive Tyrant
Type: 
HQ
Options: 

2 x twin devour (18" str 5, re-roll to wound ap- Assault 12) :)
str +1
Sv +1
Scream (18" ld -1)
Horror (LD test before charge)

Points: 
146
Description: 
Hive tyrant gaurd
Type: 
HQ
Points: 
45
Description: 
Hive Tyrant
Type: 
HQ
Options: 

2 x twin devour (18" str 5, re-roll to wound ap- Assault 12) :)
str +1
Sv +1
Scream (18" ld -1)
Horror (LD test before charge)

Points: 
146
Description: 
hive tyrant gaurds x2
Type: 
HQ
Points: 
90
Description: 
3 x elite fex
Type: 
Elites
Options: 

Scyting talons (A+1)
Barbed strangler

Points: 
339
Description: 
Genestealers (x6)
Type: 
Troops
Options: 

Feeder ten. (re roll to hit in cc)
Scyting talons (A+1)
Toxin Sacs (str +1)

Points: 
144
Description: 
Genestealers x 6
Type: 
Troops
Options: 

Feeder ten. (re roll to hit in cc)
Scyting talons (A+1)
Toxin Sacs (str +1)

Points: 
144
Description: 
Gaunts 14x without numbers
Type: 
Troops
Options: 

Spinfists

Points: 
112
Description: 
Gaunts 15 x
Type: 
Troops
Options: 

spinfists

Points: 
75
Description: 
Gaunts 15x
Type: 
Troops
Options: 

Spinfists

Points: 
75
Description: 
Carnifex x2
Type: 
Heavy Support
Options: 

I+1
Sv+1
Ws+1
Ws enemy-1
A+1
Stything talons A+1
Barbed Strangler 36" str8 ap 5 large blast pinning

Points: 
282
Description: 
Zoanthropes
Type: 
Heavy Support
Options: 

Scream 18" ld-1
synapse

Points: 
110