Hey guys so I'm going in to my first tournament this weekend and don't have more than a couple games under my belt already. I feel fairly comfortable with my list and how I plan to play it but I am still very unfamiliar with most matchups and things to watch it for in each. This is my list:

Battalion Detachment -3CP (Chaos - Chaos Space Marines) [95 PL, -2CP, 1,700pts]

Configuration Battle Size [6CP]: 3. Strike Force (101-200 Total PL / 1001-2000 Points)

Detachment Command Cost [-3CP]

Gametype: 4. Chapter Approved: War Zone Nephilim

Legion: Black Legion

HQ Daemon Prince with Wings [11 PL, -1CP, 180pts]: Death Hex, G'holl'ax, the Decayed, Hellforged sword, Mark of Nurgle, Stratagem: Relic, Wings

Lord Discordant on Helstalker [9 PL, -2CP, 175pts]: 1. Flames of Spite, Aspiring Lord, Baleflamer, Chaos Undivided, Gifts of Chaos, Techno-virus injector, Ul'o'cca, the Black

Master of Possession [7 PL, -1CP, 120pts]: Gifts of Chaos, Liber Hereticus, Mark of Slaanesh, Mutated Invigoration, Pact of Flesh

Troops Cultist Mob [2 PL, 50pts] . 9x Chaos Cultist w/ cultist firearm: 9x Cultist firearm, 9x Frag & Krak grenades . Cultist Champion: Cultist firearm

Cultist Mob [2 PL, 50pts] . 9x Chaos Cultist w/ cultist firearm: 9x Cultist firearm, 9x Frag & Krak grenades . Cultist Champion: Cultist firearm

Cultist Mob [2 PL, 50pts] . 9x Chaos Cultist w/ cultist firearm: 9x Cultist firearm, 9x Frag & Krak grenades . Cultist Champion: Cultist firearm

Elites Chaos Terminator Squad [19 PL, -1CP, 289pts]: Mark of Slaanesh . Chaos Terminator: Accursed weapon, Combi-melta . Chaos Terminator: Accursed weapon, Combi-bolter . Chaos Terminator: Accursed weapon, Combi-bolter . Chaos Terminator: Accursed weapon, Combi-bolter . Chaos Terminator: Accursed weapon, Combi-bolter . Chaos Terminator: Accursed weapon, Combi-bolter . Chaos Terminator: Accursed weapon, Combi-bolter . Terminator Champion: Accursed weapon, Black Rune of Damnation, Combi-melta, Trophies of the Long War

Chosen [8 PL, 145pts]: Chaos Icon, Mark of Khorne . Chosen: Bolt pistol, Boltgun . Chosen: Bolt pistol, Boltgun . Chosen: Bolt pistol, Boltgun . Chosen: Bolt pistol, Boltgun . Chosen Champion: Accursed weapon, Bolt pistol

Possessed [7 PL, 140pts]: Possessed Champion . 4x Possessed: 4x Hideous mutations

Rubric Marines [7 PL, 126pts] . Aspiring Sorcerer: Warpflame pistol, Warptime . 2x Rubric Marine w/ inferno boltgun: 2x Inferno boltgun . 2x Rubric Marine w/ warpflamer: 2x Warpflamer

Fast Attack Venomcrawler [6 PL, 105pts]

Heavy Support Obliterators [15 PL, 270pts] . 3x Obliterator: 3x Crushing fists, 3x Fleshmetal guns

Supreme Command Detachment 3CP (Chaos - Chaos Space Marines) [15 PL, 2CP, 300pts]

Configuration Detachment Command Cost [3CP]

Legion: Black Legion

Primarch | Daemon Primarch | Supreme Commander Abaddon the Despoiler [15 PL, -1CP, 300pts]: 3. Merciless Overseer, 5. Eternal Vendetta, 6. Paragon of Hatred, Stratagem: Warlord Trait

Total: [110 PL, 2,000pts]

And my tournament field is: 2 death guard 1 deathwatch 1 grey knights 2 necron 1 Tyranid 1 custodes 2 chaos soup (guessing Abaddon and dogs) 2 death korps 1 sisters

I would love any tips or things to watch out for advice that you guys can give in each matchup. Still very new so I don't have the highest expectations but I feel my list is solid and would like to make the best of it.