some of invoker spell r really good if u can memorize the freakin formula like
Quas Quas Quas - Invoke Icy Path
Mana cost: 200
Cooldown: 30 sec
Description:
Creates an Icy Path that slows enemy units that cross it. The caster's allies and Heroes are free to cross the wall. Duration is 1.25/2.5/3.75/5/6.25/7.5/8.75/10 seconds and casting range is 250/300/350/400/450/500/550/600, based on level of Quas.
Quas Quas Wex - Invoke Portal
Mana cost: 350
Cooldown: 30 sec
Description:
Casts a powerful displacement magic at another unit. Deals 40/80/120/160/200/240/280/320 damage to it, based on level of Wex. That unit is instantly moved to your position. Cast range is 350/400/450/500/550/600/650/700, based on level of Quas.
Quas Quas Exort - Invoke Frost Nova
Mana cost: 150
Cooldown: 15 sec
Description:
Blasts enemy units with a wave of frost that deals 37.5/75/112.5/150/187.5/225/262.5/300 damage to the target, based on Quas level. Also deals 37.5/75/112.5/150/187.5/225/262.5/300 area of effect damage, based on level of Quas, and slows for 3 seconds.
Quas Wex Quas - Invoke Betrayal
Mana cost: 200
Cooldown: 20 sec
Description:
Casts a dark magic on a target enemy, causing all of its previous allies to turn against it, thinking it's a foe. Lasts 1.5/3/4.5/6/7.5/9/10.5/12 seconds, based on level of Quas.
Quas Wex Wex - Invoke Tornado Blast
Mana cost: 250
Cooldown: 25 sec
Description:
Summons a tornado to wreak havoc and damage enemy units over a long distance. Deals 125/175/225/275/325/375/425/475 damage over 250/500/750/1000/1250/1500/1750/2000 range, based on level of Quas.
Quas Wex Exort - Invoke Levitation
Mana cost: 100
Cooldown: 15 sec
Description:
Allows you to rise into the air, invulnerable. Duration ranged from 0.9 seconds and 7.2 seconds, based on levels of Wex, Quas and Exort.
Quas Exort Quas - Invoke Power Word
Mana cost: 200
Cooldown: 30 sec
Description:
Applies a magic that weakens or strengthens a unit's resistance to physical attacks. Increases a friendly unit's armor or decreases an enemy's armor by 1/2/3/4/5/6/7/8, based on the level of Quas. Lasts 25 seconds.
Quas Exort Wex - Invoke Invisibility Aura
Passive
Description:
Units within 150/170/190/210/230/250/270/290 range of Kael, based on level of Quas, become invisible. Kael remains visible.
Quas Exort Exort - Invoke Shroud of Flames
Mana cost: 250
Cooldown: 30 sec
Description:
Creates a barrier that reduces spell damage against a friendly unit by 4/8/12/16/20/24/28/32%, based on level of Quas. Units that attack that unit get flamed for 8/16/24/32/40/48/56/64, based on level of Exort. Lasts 40 seconds.
Wex Quas Quas - Invoke Mana Burn
Mana cost: 100
Cooldown: 15 sec
Description:
Sends a bolt of negative energy that burns 50/100/150/200/250/300/350/400 points of a target enemy unit's mana, based on level of Wex. The mana combusts, dealing damage equal to the amount of mana burned.
Wex Quas Wex - Invoke EMP
Mana cost: 200
Cooldown: 30 sec
Description:
Releases an EMP bomb that detonates after a few seconds, depleting the mana of all enemies within a 600 area of effect of the blast. Depletes between 100 and 800 mana based on levels of Wex and Quas.
Wex Quas Exort - Invoke Soul Blast
Mana cost: 300
Cooldown: 40 sec
Description:
Deals 75/150/225/300/375/450/525/600 damage to a target enemy unit, based on level of Exort. Heals the Invoker for 62.5/125/187.5/250/312.5/375/437.5/500 hit points, based on level of Quas. Cast range of 400/448/496/544/592/640/688/736, based on level of Wex.
Wex Wex Quas - Invoke Telelightning
Mana cost: 250
Cooldown: 20 sec
Description:
Casts a powerful lightning energy blast that deals 70/140/210/280/350/420/490/560 damage, based on level of Wex. Kael travels with this energy, ending at the location of the enemy. 250/300/350/400/450/500/550/600 Casting Range, based on level of Wex.
Wex Wex Wex - Invoke Shock
Mana cost: 200
Cooldown: 20 sec
Description:
Releases a ring of shocking energy that summons a bolt of energy on each target in its path, dealing 40/80/120/160/200/240/280/320 damage in a radius of 150/200/250/300/350/400/450/500, based on level of Wex, and removing all buffs.
Wex Wex Exort - Invoke Arcane Arts
Passive
Description:
Kael is superior in the arts of magic then his opponents. He is able to manipulate spells to reduce their damage by 10%/20%/30%/40%/50%/60%/70%/80% based on level of Wex.
Wex Exort Quas - Invoke Scout
Mana cost: 150
Cooldown: 20 sec
Description:
Summons an Owl Scout, which can be used to scout. Can see invisible units. Is invulnerable. Lasts 25/30/35/40/45/50/55/60 seconds, has 200/300/400/500/600/700/800/900 sight radius, and travels at speed 200/225/250/300/350/400/450/500, based on level of Wex. Scout is invisible at level 8 of Wex.
Wex Exort Wex - Invoke Energy Ball
Mana cost: 250
Cooldown: 20 sec
Description:
Summons an energy ball that explodes after a few seconds, dealing 100/200/300/400/500/600/700/800 damage to units in a 400 AOE based on level of Wex.
Wex Exort Exort - Invoke Lightning Shield
Mana cost: 150
Cooldown: 20 sec
Description:
Forms a shield of electricity around a target, dealing 10/20/30/40/50/60/70/80 damage per second to units around it, based on level of Wex. Lasts 5/10/15/20/25/30/35/40 seconds, based on level of Wex. Can be cast on all units and buildings (animation doesn't appear on scourge tower, but the effect is there); damages allied units.
Exort Quas Quas - Invoke Chaos Meteor
Mana cost: 200
Cooldown: 20 sec
Description:
Summon a powerful meteor to crush all enemies within its path. Meteor does 50/100/150/200/250/300/350/400 damage per second to any unit caught in its path, based on level of Exort. Lasts 5 seconds. The meteor's path continues to burn for 5 seconds, doing 80 damage per second.
Exort Quas Wex - Invoke Confuse
Mana cost: 100
Cooldown: 15 sec
Description:
Creates a dummy unit that looks like Kael within 300/400/500/600/700/800/900/1000 of Kael, based on level of Exort. Image lasts 5/10/15/20/25/30/35/40 seconds based on level of Quas and takes 150%/140%/130%/120%/110%/100%/90%/80% damage, based on level of Wex, but does not attack. When this image dies, a ghost remains in its place, lasting twice as long. The ghost gives vision and distracts the enemy.
Exort Quas Exort - Invoke Disarm
Mana cost: 200
Cooldown: 25 sec
Description:
Strips the enemy of the capability to attack. Lasts 1/2/3/4/5/6/7/8 second with 500/600/700/800/900/1000/1100/1200 cast range, based on level of Exort.
Exort Wex Quas - Invoke Soul Reaver
Mana cost: 300
Cooldown: 40 sec
Description:
Blazes a target enemy unit, dealing 50/100/150/200/250/300/350/400 damage, based on level of Quas. After 8 seconds, it takes another 120/160/200/240/280/320/360/400 damage, based on level of Exort. Increases the Invoker's movement speed by 5%/10%/15%/20%/25%/30%/35%/40% for 8 seconds, based on level of Wex.
Exort Wex Wex - Invoke Firestorm
Mana cost: 250
Cooldown: 30 sec
Description:
Calls 2/4/6/8/10/12/14/16 magical fireball(s) from the sky to land around Kael. Each fireball deals 30 damage to units that lay beneath it, and leaves a magical Fireball remaining. Each fireball does 150 damage per second to units within 200 of the fireball. When the Fireball expires, it deals 150 AOE damage.
Exort Wex Exort - Invoke Incinerate
Mana cost: 200
Cooldown: 25 sec
Description:
Channeling spell, summons 2/4/6/8/10/12/14/16 waves of flames in a 50/100/150/200/250/300/350/400 area within 40/80/120/160/200/240/280/320 of Kael, based on the level of Exort. Each wave deals 75 damage.
Exort Exort Quas - Invoke Deafening Blast
Mana cost: 350
Cooldown: 20 sec
Description:
Hits an enemy unit with a deafening blast, dealing heavy damage and causing the target to be mute for 1.5/2/2.5/3/3.5/4/4.5/5 seconds and dealing 65/130/195/260/325/390/455/520 damage, based on the level of Exort.
Exort Exort Wex - Invoke Inferno
Mana cost: 250
Cooldown: 20 sec
Description:
Creates random fiery hells around Kael. Creates 1/2/3/4/5/6/7/8 infernos, based on the level of Wex, in a 200 area of effect around Kael. Each inferno deals 30/37.5/45/52.5/60/67.5/75/82.5 damage per second, based on the level of Exort, and lasts 2.67 seconds.
Exort Exort Exort - Invoke Firebolt
Mana cost: 200
Cooldown: 10 sec
Description:
Hurls a fiery bolt that deals 120/185/250/315/380/445/510/575 damage, based on the level of Exort. Range of 500
im using Trystero spell list from dota-allstars forum
that a lot of stuff to take in at the time but Invisibility Aura seems really hardcore and his invoke mana burn at full power is like 400 mana/hp and Invoke Soul Reaver that 800 damage