Buff conflicts in Lineage 2 Interlude
In Lineage 2 Interlude buffs and debuffs occupy slots: two effects from the same slot never hold at once, and casting the new one removes the old. Below are all 54 slots found in class skills and 197 skills sorted into them.
Speed down speed_down
14 skills share this slot — casting one removes the other.

Aggression
Elven Knight
Aura Flare
Spellsinger
Cripple
Orc Monk, Tyrant
Entangle
Plainswalker, Silver Ranger, Swordsinger, Temple Knight
Freezing Strike
Abyss Walker, Assassin, Bladedancer, Palus Knight
Frost Bolt
Spellsinger
Hamstring
Dark Avenger
Ice Bolt
Dark Mystic, Dark Wizard, Elven Mystic, Elven Wizard
Mass Slow
Necromancer
Seal of Slow
Overlord
Sleep
Dark Wizard, Wizard
Slow
Sorcerer, Spellhowler
Soul Shield
Orc Shaman
Vicious Stance
Elven ScoutElemental M. Def. up md_up_attr
11 skills share this slot — casting one removes the other.

Aqua Swirl
Elven Wizard
Dryad Root
Cleric
Resist Aqua
Prophet, Spellsinger
Resist Fire
Prophet
Resist Wind
Prophet, Shillien Elder
Sleep
Shillien Oracle
Summon Unicorn Mirage
Elven Wizard
Surrender To Earth
Spellsinger
Surrender To Fire
Sorcerer, Wizard
Surrender To Water
Spellsinger
Surrender To Wind
Sorcerer, SpellhowlerPoison poison
10 skills share this slot — casting one removes the other.

Corpse Plague
Dark Avenger, Shillien Knight
Curse: Poison
Dark Wizard, Necromancer, Spellhowler, Wizard
Drain Health
Palus Knight
Mortal Blow
Assassin
Poison
Abyss Walker, Bladedancer, Phantom Ranger, Shillien Knight
Poison Blade Dance
Bladedancer
Poisonous Cloud
Dark Wizard, Necromancer, Spellhowler, Wizard
Seal of Poison
Orc Shaman, Overlord
Venom
Orc Mystic, Orc Shaman, Warcryer
Weapon Mastery
Dark Mystic, Human MysticP. Atk. up pa_up
10 skills share this slot — casting one removes the other.

Attack Aura
Assassin, Elven Knight, Elven Scout, Palus Knight
Chant of Battle
Orc Shaman, Warcryer
Chill Flame
Orc Mystic
Corpse Life Drain
Dark Wizard
Ice Bolt
Dark Mystic, Elven Mystic, Human Mystic
Might
Cleric, Elven Elder, Elven Oracle, Prophet
Mighty Servitor
Phantom Summoner
Power of Paagrio
Overlord
Seal of Poison
Orc Shaman
Weapon Mastery
Dark Fighter, Elven FighterP. Def. up pd_up
10 skills share this slot — casting one removes the other.

Blessing of Paagrio
Overlord
Chant of Shielding
Orc Shaman, Warcryer
Chill Flame
Orc Mystic
Defense Aura
Assassin, Elven Knight, Elven Scout, Palus Knight
Ice Bolt
Dark Mystic, Elven Mystic, Human Mystic
Seal of Binding
Orc Shaman
Servitor Physical Shield
Elemental Summoner, Phantom Summoner, Warlock
Shield
Cleric, Elven Elder, Elven Oracle, Prophet
Soul Shield
Orc Shaman
Weapon Mastery
Dark Fighter, Elven FighterStun stun
8 skills share this slot — casting one removes the other.

Hammer Crush
Bounty Hunter, Destroyer, Gladiator, Overlord
Punch of Doom
Tyrant
Shield Stun
Dark Avenger, Human Knight, Paladin
Soul Breaker
Tyrant
Stun Attack
Artisan, Orc Raider, Orc Shaman, Scavenger
Stun Shot
Assassin, Elven Scout, Hawkeye, Phantom Ranger
Stunning Fist
Orc Monk
Thunder Storm
WarlordElemental damage over time dot_attr
8 skills share this slot — casting one removes the other.

Blaze Quake
Orc Shaman
Chill Flame
Orc Mystic
Decay
Sorcerer
Freezing Flame
Warcryer
Freezing Shackle
Spellsinger
Frost Flame
Orc Shaman
Rain of Fire
Sorcerer
Seal of Flame
OverlordSpeed up speed_up
7 skills share this slot — casting one removes the other.

Aggression
Elven Knight
Energy Bolt
Wizard
Power Shot
Elven Scout
Servitor Wind Walk
Warlock
Speed of Paagrio
Overlord
Sprint
Plainswalker, Silver Ranger, Swordsinger, Temple Knight
Wind Walk
Cleric, Elven Oracle, Shillien OracleM. Def. up md_up
7 skills share this slot — casting one removes the other.

Chant of Fire
Warcryer
Glory of Paagrio
Overlord
Iron Will
Dark Avenger, Paladin
Life Drain
Orc Shaman
Magic Barrier
Prophet
Servitor Magic Shield
Elemental Summoner, Phantom Summoner, Warlock
Spirit Barrier
Plainswalker, Silver Ranger, Swordsinger, Temple KnightMax HP up max_hp_up
5 skills share this slot — casting one removes the other.

Battle Roar
Destroyer, Warlord
Bless the Body
Prophet
Body of Avatar
Bishop
Sword Blunt Mastery
Warrior
Two-handed Weapon Mastery
Orc RaiderP. Atk. down pa_down
5 skills share this slot — casting one removes the other.

Battle Heal
Elven Mystic, Human Mystic
Curse: Weakness
Elven Wizard, Necromancer, Spellsinger, Wizard
Howl
Warlord
Power Break
Abyss Walker, Assassin, Bladedancer, Palus Knight
Sanctuary
PaladinSpecial P. Def. up pd_up_special
5 skills share this slot — casting one removes the other.

Drain Health
Palus Knight
Elemental Heal
Elven Knight
Servitor Ultimate Defense
Elemental Summoner, Phantom Summoner, Warlock
Shield Stun
Human Knight
Ultimate Defense
Dark Avenger, Paladin, Shillien Knight, Temple KnightM. Atk. up ma_up
5 skills share this slot — casting one removes the other.

Aura Burn
Elven Wizard
Bright Servitor
Elemental Summoner
Dryad Root
Shillien Oracle
Empower
Shillien Elder
Greater Empower
Shillien ElderSpecial P. Atk. up pa_up_special
4 skills share this slot — casting one removes the other.

Power Smash
Orc Raider
Rage
Destroyer
Vicious Stance
Warrior
War Cry
GladiatorDamage shield dmg_shield
4 skills share this slot — casting one removes the other.

Blazing Skin
Sorcerer
Chant of Revenge
Warcryer
Freezing Skin
Spellsinger
Reflect Damage
Dark AvengerCasting speed up casting_time_down
4 skills share this slot — casting one removes the other.

Acumen
Cleric, Prophet
Chant of Flame
Warcryer
Seal of Poison
Orc Shaman
Wisdom of Paagrio
OverlordEvasion up avoid_up
4 skills share this slot — casting one removes the other.

Agility
Elven Elder
Chant of Evasion
Warcryer
Tact of Paagrio
Overlord
Weapon Mastery
Elven OracleDetect weakness detect_weakness
3 skills share this slot — casting one removes the other.

Battle Roar
Warlord
Polearm Mastery
Warlord
Sword Blunt Mastery
Gladiator, WarriorSpiritless resistance resist_spiritless
3 skills share this slot — casting one removes the other.

Lionheart
Destroyer, Gladiator, Warlord
Sword Blunt Mastery
Warrior
Two-handed Weapon Mastery
Orc RaiderAccuracy down hit_down
3 skills share this slot — casting one removes the other.

Corpse Life Drain
Dark Wizard, Wizard
Curse Chaos
Necromancer, Spellhowler
Seal of Chaos
Orc Shaman, OverlordAtk. Spd. down attack_time_down
3 skills share this slot — casting one removes the other.

Chant of Fury
Warcryer
Haste
Prophet
Servitor Haste
Elemental Summoner, Phantom Summoner, WarlockCritical rate up critical_prob_up
3 skills share this slot — casting one removes the other.

Chant of Predator
Warcryer
Dryad Root
Cleric, Shillien Oracle
Focus
Prophet, Shillien ElderBerserker berserker
3 skills share this slot — casting one removes the other.

Battle Heal
Cleric
Berserker Spirit
Prophet
Rage of Paagrio
OverlordHP regeneration up hp_regen_up
3 skills share this slot — casting one removes the other.

Heal
Cleric
Recharge
Elven Oracle
Regeneration
Elven Elder, ProphetAccuracy up hit_up
3 skills share this slot — casting one removes the other.

Chant of Eagle
Warcryer
Guidance
Prophet, Shillien Elder
Sight of Paagrio
OverlordPoison resistance resist_poison
3 skills share this slot — casting one removes the other.

Recharge
Elven Oracle
Resist Poison
Elven Elder, Prophet
Surrender To Poison
Dark Wizard, SpellhowlerBleeding bleeding
3 skills share this slot — casting one removes the other.

Bleed
Abyss Walker, Assassin, Elven Scout, Plainswalker
Ice Dagger
Spellsinger
Sting
Abyss Walker, Assassin, Bladedancer, Palus KnightSpecial speed up speed_up_special
3 skills share this slot — casting one removes the other.

Blinding Blow
Abyss Walker, Plainswalker
Dash
Treasure Hunter
Light Armor Mastery
RogueAtk. Spd. up attack_time_up
3 skills share this slot — casting one removes the other.

Battle Heal
Dark Mystic, Elven Mystic
Seal of Winter
Overlord
Wind Shackle
Elven Elder, Elven Oracle, Shillien Elder, Shillien OracleVampiric attack vampiric_attack
3 skills share this slot — casting one removes the other.

Chant of Vampire
Warcryer
Sleep
Shillien Oracle
Vampiric Rage
Shillien ElderPinch pinch
3 skills share this slot — casting one removes the other.

Frenzy
Destroyer
Guts
Destroyer
Two-handed Weapon Mastery
Orc RaiderMax breath up max_breath_up
2 skills share this slot — casting one removes the other.

Kiss of Eva
Elven Elder, Prophet, Shillien Elder
Resurrection
Cleric, Elven Oracle, Shillien OracleDerangement resistance resist_derangement
2 skills share this slot — casting one removes the other.

Heal
Cleric, Elven Oracle, Shillien Oracle
Mental Shield
Elven Elder, Prophet, Shillien ElderShield block rate up shield_prob_up
2 skills share this slot — casting one removes the other.

Bless Shield
Elven Elder, Prophet
Shield of Paagrio
OverlordCritical damage up critical_dmg_up
2 skills share this slot — casting one removes the other.

Chant of Rage
Warcryer
Death Whisper
Prophet, Shillien ElderMax MP up max_mp_up
2 skills share this slot — casting one removes the other.

Bless the Soul
Prophet
Soul of Sagittarius
Hawkeye, Phantom Ranger, Silver RangerSpecial evasion up avoid_up_special
2 skills share this slot — casting one removes the other.

Power Shot
Assassin, Elven Scout, Rogue
Ultimate Evasion
Abyss Walker, Plainswalker, Treasure HunterBow attack speed up attack_speed_up_bow
2 skills share this slot — casting one removes the other.

Power Shot
Assassin, Elven Scout, Rogue
Rapid Shot
Hawkeye, Phantom Ranger, Silver RangerWeight penalty down decrease_weight_penalty
2 skills share this slot — casting one removes the other.

Cure Poison
Elven Oracle
Decrease Weight
Elven ElderMajesty majesty
2 skills share this slot — casting one removes the other.

Drain Health
Human Knight
Majesty
Dark Avenger, PaladinLife force life_force
2 skills share this slot — casting one removes the other.

Chant of Life
Orc Shaman, Warcryer
Heart of Paagrio
OverlordMP drain over time dot_mp
2 skills share this slot — casting one removes the other.

Aura Sink
Orc Shaman, Warcryer
Seal of Gloom
OverlordCancel resistance cancel_prob_down
1 skills share this slot — casting one removes the other.

Concentration
Cleric, Dark Wizard, Elven Elder, Elven OracleHeal effect up heal_effect_up
1 skills share this slot — casting one removes the other.

Prayer
BishopBleed resistance resist_bleeding
1 skills share this slot — casting one removes the other.

Invigor
ProphetP. Def. up vs bow pd_up_bow
1 skills share this slot — casting one removes the other.

Deflect Arrow
Dark Avenger, Elven Knight, Human Knight, PaladinDuelist spirit duelist_spirit
1 skills share this slot — casting one removes the other.

Duelist Spirit
GladiatorMP regeneration up mp_regen_up
1 skills share this slot — casting one removes the other.

Mana Regeneration
SpellsingerThrill of fight thrill_fight
1 skills share this slot — casting one removes the other.

Thrill Fight
WarlordShock resistance resist_shock
1 skills share this slot — casting one removes the other.

Resist Shock
Elven ElderShield defence up shield_defence_up
1 skills share this slot — casting one removes the other.

Advanced Block
Elven ElderMagic critical up magic_critical_up
1 skills share this slot — casting one removes the other.

Wild Magic
Elven Elder, Shillien ElderHawk eye ab_hawk_eye
1 skills share this slot — casting one removes the other.

Hawk Eye
HawkeyeSnipe snipe
1 skills share this slot — casting one removes the other.

Snipe
Hawkeye