Spell.dbc/AttributesExD

SpellAttr4 - AttributesExD

Flag	Attribute String	Bitmask	Comments
1	SPELL_ATTR4_IGNORE_RESISTANCES	0x00000001	0 - Spells with this attribute will completely ignore the target's resistance (these spells can't be resisted). TBC Classic/RETAIL: "No Cast Log".
2	SPELL_ATTR4_PROC_ONLY_ON_CASTER	0x00000002	1 - Proc only on effects with TARGET_UNIT_CASTER?. TrinityCore: "Class Trigger Only On Target".
4	SPELL_ATTR4_AURA_APPLIES_OFFLINE	0x00000004	2 - Most debuffs (with exceptions such as Resurrection Sickness) will automatically do this.
8	SPELL_ATTR4_NO_HELPFUL_THREAT	0x00000008	3 - Self descriptive.
16	SPELL_ATTR4_NO_HARMFUL_THREAT	0x00000010	4 - Self descriptive. May influence certain situations in towns with guard aggro in respect to PvP.
32	SPELL_ATTR4_ALLOW_CLIENT_TARGETING	0x00000020	5 - Allow client targeting. Applies only to pet spells, if this is not applied then opcode CMSG_PET_ACTION is sent instead of CMSG_PET_CAST_SPELL.
64	SPELL_ATTR4_NOT_STEALABLE	0x00000040	6 - Although such auras might be dispellable, they cannot be stolen.
128	SPELL_ATTR4_CAN_CAST_WHILE_CASTING	0x00000080	7 - Can be cast while another cast is in progress. Ignores already in-progress cast and still casts.
256	SPELL_ATTR4_FIXED_DAMAGE	0x00000100	8 - Ignores resilience and any (except mechanic related) damage or % damage taken auras on target. Ignore Damage Taken Modifiers.
512	SPELL_ATTR4_TRIGGER_ACTIVATE	0x00000200	9 - Initially disabled / trigger activate from event (Execute, Riposte, Deep Freeze end other). TrinityCore: "Combat Feedback When Usable".
1,024	SPELL_ATTR4_SPELL_VS_EXTEND_COST	0x00000400	10 - Attack speed modifies cost (i.e Shiv). TrinityCore: Weapon Speed Cost Scaling.
2,048	SPELL_ATTR4_NO_PARTIAL_IMMUNITY	0x00000800	11 - TrinityCore: No Partial Immunity.
4,096	SPELL_ATTR4_POSITIVE_AURA	0x00001000	12 - TrinityCore: Aura Is Buff.
8,192	SPELL_ATTR4_COMBAT_LOG_NO_CASTER	0x00002000	13 - No caster object is sent to client combat log.
16,384	SPELL_ATTR4_DAMAGE_DOESNT_BREAK_AURAS	0x00004000	14 - Doesn't break auras by damage from these spells. Alternate "XYZ_REACTIVE_DAMAGE_PROC".
32,768	SPELL_ATTR4_NOT_IN_SPELLBOOK	0x00008000	15 - Self descriptive.
65,536	SPELL_ATTR4_NOT_USABLE_IN_ARENA_OR_RATED_BG	0x00010000	16 - Cannot be used in Arenas or Rated Battlegrounds.
131,072	SPELL_ATTR4_USABLE_IN_ARENA	0x00020000	17 - Ignore Default Arena Restrictions.
262,144	SPELL_ATTR4_BOUNCING_CHAIN_MISSILES	0x00040000	18 - Proc delayed, after damage or will not proc on absorb? TrinityCore: "Bouncy Chain Missiles".
524,288	SPELL_ATTR4_ALLOW_PROC_WHILE_SITTING	0x00080000	19 - Self descriptive. TrinityCore: "Allow Proc While Sitting"
1,048,576	SPELL_ATTR4_AURA_NEVER_BOUNCES	0x00100000	20 - Static Aura. Pally aura, DK presence, Warrior stance, Shadowform, etc. TrinityCore: "Aura Never Bounces".
2,097,152	SPELL_ATTR4_ALLOW_IN_ARENA	0x00200000	21 - Aura/Buff is not removed upon entering an arena match? TrinityCore: "Allow Entering Arena".
4,194,304	SPELL_ATTR4_PROC_SUPPRESS_SWING_ANIM	0x00400000	22 - Disables client side weapon swing animation. TrinityCore: "Proc Suppress Swing Anim".
8,388,608	SPELL_ATTR4_SUPPRESS_WEAPON_PROCS	0x00800000	23 - Suppress weapon procs. Similar to SPELL_ATTR3_SUPPRESS_CASTER_PROCS.
16,777,216	SPELL_ATTR4_AUTO_RANGED_COMBAT	0x01000000	24 - Self descriptive. TrinityCore: "Auto Ranged Combat".
33,554,432	SPELL_ATTR4_OWNER_POWER_SCALING	0x02000000	25 - Pet scaling auras. TrinityCore: "Owner Power Scaling".
67,108,864	SPELL_ATTR4_ONLY_FLYING_AREAS	0x04000000	26 - Self descriptive.
134,217,728	SPELL_ATTR4_FORCE_DISPLAY_CASTBAR	0x08000000	27 - Self descriptive.
268,435,456	SPELL_ATTR4_IGNORE_COMBAT_TIMER	0x10000000	28 - Self descriptive.
536,870,912	SPELL_ATTR4_AURA_BOUNCE_FAILS_SPELL	0x20000000	29 - Self descriptive.
1,073,741,824	SPELL_ATTR4_OBSOLETE	0x40000000	30 - Deprecation indicator? TrinityCore: "Obsolete".
2,147,483,648	SPELL_ATTR4_USE_FACING_FROM_SPELL	0x80000000	31 - Orientation/Positional Requirements for scripting purposes?