I don't mind his w giving movespeed, but the problem I have, is that its JUST move speed that is easily lost by just taking damage. and its not even that good a buff at that, even at max rank. here is an extremely long list of abilities that also give movespeed, but are infinitely better:
Orb of Deception grants her 215 flat movement speed while the orb is travelling, decaying to 80 over 0.5 seconds.
Serpentine Grace makes her unable to purchase boots but grants her 4 - 72 (based on level) flat movement speed.
Spider Form passively grants her 25 flat movement speed while she is in spider form.
Hextech Capacitor grants him 40 flat movement speed for 1.25 seconds each time Transform is cast.
Skaarl the Cowardly Lizard grants him 105 - 190 (based on level) flat movement speed when running toward enemy champions when he is dismounted.
Ardent Blaze grants him 60 / 65 / 70 / 75 / 80 flat movement speed for 1 second if he or his allies damage enemies marked by the ability.
Strut gains 25 bonus movement speed if she has not taken damage in the last 5 seconds, excluding periodic damage. This bonus is increased to 60 / 70 / 80 / 90 / 100 after another 5 seconds.
Harvester of Sorrow grants 75 flat movement speed to Mordekaiser and the targeted ally while they are moving towards each other.
Surging Tides grants 60 (+ 20% AP) flat movement speed for 1.5 seconds when Nami's abilities hit allied champions, increased to 120 (+ 40% AP) when touched by Tidal Wave.
Unspeakable Horror grants 335 flat movement speed while moving toward fleeing targets.
Burrow passively grants her 15 / 20 / 25 / 30 flat movement speed while she is burrowed.
Insanity Potion grants him 35 / 50 / 80 flat movement speed for 25 seconds.
on the hunt grants 40/50/60% Movement Speed bonus that decays to 20%
Monkey's Agility gives him 5 flat movement speed for 5 seconds each time he switches stance, stacking up to 3 times for a maximum of 15 flat movement speed.
Night Hunter passively grants her 30 flat movement speed when moving towards a nearby visible enemy champion.
Final Hour grants her 90 flat movement speed for 8 / 10 / 12 seconds when moving towards a nearby visible enemy champion.
Runes
Twilight Shroud grants her 20 / 40 / 60 / 80 / 100% bonus movement speed every time she re-enters the smoke cover.
Comet of Legend grants him up to 25 / 30 / 35 / 40 / 45% bonus movement speed as long as he travels in a straight line. Turns consume this movement speed depending on how sharp they are.
Magical Journey grants 10 / 20 / 30 / 40 / 50% bonus movement speed to allies (or himself) traveling through the corridor.
Overdrive grants him 70 / 75 / 80 / 85 / 90% bonus movement speed that decays to 10% over 5 seconds, after that duration, he is slowed by 30% for 1.5 seconds.
Unbreakable grants him 10% bonus movement speed for 3 / 3.25 / 3.5 / 3.75 / 4 seconds.
Noxious Blast grants her 20% bonus movement speed for 3 seconds if she hits a champion with the ability.
The Package grants him 40% movement speed out of combat while he has one cast of Special Delivery
Sadism grants him 15 / 25 / 35% bonus movement speed for 12 seconds.
Blood Rush grants him 40 / 45 / 50 / 55 / 60% bonus movement speed that rapidly decays over 1.5 seconds.
Z-Drive Resonance grants him 40 / 50 / 60 / 80% bonus movement speed for 2 / 2.5 / 3 seconds, upon landing a 3rd basic attack or damaging ability on an enemy champion.
Whiplash grants her 30% bonus movement speed for 2 seconds.
Dread grants him 25 / 30 / 35 / 40% bonus movement speed for 1.5 seconds after standing still or channelling for 1.5 seconds.
Duelist's Dance grants her 10% + (5% × Grand Challenge's rank) bonus movement speed, which decays over 1.75 seconds, each time she damages Vitals on enemy champion.
Trial by Fire grants him 30% bonus movement speed for 2 seconds upon igniting an enemy with this ability or upon destroying a Powder Keg.
Decisive Strike grants him 35% bonus movement speed for 1.5 / 2.25 / 3 / 3.75 / 4.5 seconds.
Hyper passively grants him 30 / 45 / 60 / 75% bonus movement speed that decays over 3 seconds after landing 3 basic attacks
Tailwind increases the movement speed of nearby allied champions moving towards her by 8%.
Zephyr, when the ability is not on cooldown, passively grants her 9 / 11 / 13 / 15 / 17% (+ 2% per 100 AP) bonus movement speed.
Acceleration Gate deploys an Acceleration Gate for 4 seconds, granting 30 / 35 / 40 / 45 / 50 / 55% bonus movement speed that decays over 3 seconds, to all allies who pass through it.
Whisper grant him 10% (+ 4% per 10% bonus attack speed) for 2 seconds whenever he critically strikes.
"Get Excited!" grants her 175% bonus movement speed that decays over 4 seconds when a champion or tower that Jinx has dealt damage to within the last 3 seconds is killed or destroyed.
Inspire grants her or an ally 40 / 45 / 50 / 55 / 60% bonus movement speed for 1.5 seconds.
Defiance grants all nearby allies within a 600–range 40 / 45 / 50 / 55 / 60% bonus movement speed for 1.5 seconds.
Preparation grants her 50 / 60 / 70 / 80 / 90% bonus movement speed which decays over 1.25 seconds.
Divine Blessing grants her or an allied champion 18 / 21 / 24 / 27 / 30% (+ 7% per 100 AP) bonus movement speed for 3 seconds.
Void Assault grants him 40% bonus movement speed for 1.5 second. This can be cast a second time within 15 seconds.
Evolved Adaptive Cloaking passively grants him Kha'Zix's Void Assault in brush for 3 seconds, when out of combat, persisting for up to 1.5 seconds upon exiting the brush.
Jousting grants him 50% bonus movement speed for 1 second.
Chaaaaaaaarge!!! grants him increasing movement speed as he charges, capped at 950. Kled leaves a directional draft in his wake which grants allies the same movement speed bonus. When the charge ends, the movement speed from the draft is capped at 650.
Icathian Surprise grants him increasing bonus movement speed, up to 40%, while in his pseudo-death state for 4 seconds.
Whimsy grants her or an allied champion 30% (+ 5% per 100 AP) bonus movement speed for 3 / 3.5 / 4 / 4.5
Crystaline exoskeleton grants skarner a shield for 0 (10/11/12/13/14% of his maximum health) (+80% Ability Power) damage for 6 seconds. While the shield persists, Skarner gains movement speed that ramps up to 16/20/24/28/32% over 3 seconds.
Crystal spires While near crystals his team owns, Skarner gains tremendous movement speed, attack speed, and mana regeneration.
Seismic Shard steals 14 / 17 / 20 / 23 / 26% of the target's movement speed for 4 seconds.
Prowl grants her 10% bonus movement speed for 2 seconds when moving through brush, increased to 30% if she is moving toward a visible enemy champion within a 5500–range.
Duskbringer grants him 15 / 20 / 25 / 30 / 35% bonus movement speed while in the trail made by the ability or left by enemy champions hit by it.
Blood Boil grants him and the target ally 8 / 9 / 10 / 11 / 12% bonus movement speed for 12 seconds.
Ragnarok grants him 50 / 60 / 70% bonus movement speed while moving toward enemies for the first second of the buff.
Command Dissonance grants her and her allies 20 / 25 / 30 / 35 / 40% bonus movement speed while moving in the electric field that the ability has left, the movement speed bonus decays over 2 second after leaving the field.
Steadfast Presence grants her 32 / 34 / 36 / 38 / 40% bonus movement speed for 2.5 seconds.
Heightened Senses passively grants her 20 / 25 / 30 / 35 / 40% bonus movement speed for 3 seconds when she attacks a target marked as Vulnerable by Harrier.
Thrill of the Hunt turns stealth for 7 / 12 seconds or until Rengar damages an enemy. While stealthed, he gains 15% / 30% bonus movement speed while moving toward an enemy champion.
Scrap Shield grants him 10 / 15 / 20 / 25 / 30% bonus movement speed for 1 second. When in the Danger Zone, this amount is increased to 15 / 22.5 / 30 / 37.5 / 45% bonus movement speed for 1 second.
Overload grants him 25 / 30 / 35 / 40 / 45 / 50% bonus movement speed when he casts the spell with 2 Runes ready.
Burnout grants her 30 / 35 / 40 / 45 / 50% bonus movement speed for 3 to 7 seconds, this bonus movement speed decays by 4.5 / 5.25 / 6 / 6.75 / 7.5% each second.
Death Surge (only usable during Glory in Death) grants him 50% bonus movement speed that decays over 1.5 seconds.
Song of Celerity grants her 10 / 11 / 12 / 13 / 14% (+ 6% per 100 AP) bonus movement speed for 3 seconds, extended to up to 7 seconds if she doesn't take damage. Taking damage will cancel the extended duration. (also applies to allies in its radius)
Salvation grants her 70% bonus movement speed while moving towards allied champions below 40% of their maximum health.
Devour grants him 15 / 17.5 / 20 / 22.5 / 25% bonus movement speed when running toward enemy champions with an ally in his belly.
Shadow Assault grants him 40% bonus movement speed for 2.5 seconds.