I need help army wise

I have no idea what to bring for my first 2k game
I need help

Number 1:

Xenos - T'au Empire - Retaliation Cadre

Commander Shadowsun (100pts)
Commander in Enforcer Battlesuit (80pts)
Ethereal (50pts)
Ethereal (50pts)

10x Breacher Team (90pts)
10x Breacher Team (90pts)

10x Kroot Carnivores (65pts)
10x Pathfinder Team (90pts)
10x Pathfinder Team (90pts)
5x Stealth Battlesuits (100pts)
5x Stealth Battlesuits (100pts)

Broadside Battlesuits (80pts) rail rifle
Broadside Battlesuits (80pts) rail rifle
Broadside Battlesuits (80pts) rail rifle
3x Crisis Fireknife Battlesuits (120pts)
3x Crisis Fireknife Battlesuits (120pts)
3x Crisis Sunforge Battlesuits (140pts)
3x Crisis Sunforge Battlesuits (140pts)
Ghostkeel Battlesuit (160pts)

Devilfish (85pts)
Devilfish (85pts)

Or list

Number 2:

Xenos - T'au Empire - Mont'ka

Cadre Fireblade (50pts)
Cadre Fireblade (50pts)
Ethereal (50pts)
Ethereal (50pts)

10x Breacher Team (90pts)
10x Breacher Team (90pts)

10x Kroot Carnivores (65pts)
10x Pathfinder Team (90pts)
10x Pathfinder Team (90pts)
5x Stealth Battlesuits (100pts)
5x Stealth Battlesuits (100pts)

Broadside Battlesuits (80pts) rail gun
Broadside Battlesuits (80pts) missile launcher
Broadside Battlesuits (80pts) missile launcher
Ghostkeel Battlesuit (160pts)
Hammerhead Gunship (145pts) rail gun
Hammerhead Gunship (145pts) rail gun
Hammerhead Gunship (145pts) ion cannon
Sun Shark Bomber (160pts)

Devilfish (85pts)
Devilfish (85pts)