Deadly Cadence
(Innate): After casting a spell, any subsequent spellcasts will cost 10% less for 5 seconds. This ability stacks up to 5 times.
Tips :
Cassiopeia charges her passive above the spell barMana cost reduction.
Cassiopedia in mode "I have mass mana"
Each stack of the passive reduces the cost of your spells by 10% up to 50% of the spell cost.The summoner's spells do not activate the passive.
Recasting the spell lets your reset the duration of the bonus.
In lane, with the mana regeneration, it can be useful to keep it stacked at 5 to be able to spam your spells without a big mana cost.
Noxious Blast (Q)
(Active): After a brief delay, Cassiopeia blasts a small target area with an explosion of poison. All targets hit are poisoned and dealt magic damage over 3 seconds. Cassiopeia is granted a movement speed boost for 3 seconds if she hits a champion with this spell.
Tips :
A green zone appears in the areas targeted by Cassiopeia.Some zone damage over time.
Cassio and her poison
Use Noxious Blast to harass your opponent (good to use for its low mana cost).It is also an excellent spell to chase enemies seeing as it buffs your movement speed for 3 seconds.
It is a good way to farm quickly and push the wave of creeps.
Use this spell when your opponent advances to last hit, it will make it easier to place the spell.
This spell is in smartcast, meaning you don't need to validate it with a left click.
When Cassiopeia casts the spell, this takes 0.6 seconds to activate.
We generally max this spell to be able to push the lane and harass at a distance of 850!
Cost: 35 / 45 / 55 / 65 / 75 mana
Total Magic Damage: 75 / 115 / 155 / 195 / 235 (+0.8 per ability power)
Magic Damage Per Second: 25 / 38 / 52 / 65 / 78 (+0.27 per ability power)
Movement Speed Boost: 15 / 17.5 / 20 / 22.5 / 25 %
Miasma (W)
(Active): Cassiopeia throws a growing cloud of poison to a target location. The area lasts for 7 seconds and provides vision over it for the duration. Any enemy that passes through it is poisoned for 2 seconds that is renewed by continual exposure. Poisoned enemies receive magic damage each second and are slowed.
Tips :
The zone gets bigger over time.A zone control
Applies poison and a slow
Miasma will ensure that you have a bit of control while waiting for your ultimate and lets you cover a big zone.The spell applies Cassiopeia's poison, letting you follow up with the E. It casts itself very quickly and is almost impossible to avoid.
You can also use it to check the bushes (the zone gives you vision) without taking risks.
The zone lasts up to 7 seconds, which is very long, anticipate that when it gets bigger it can block players' movements.
This is also a good way to escape easily thanks to the slow, but in general your flash will still be essential!
Cost: 70 / 80 / 90 / 100 / 110 mana
Total Max Magic Damage: 225 / 315 / 405 / 495 / 585 (+1.35 per ability power)
Magic Damage Per Second: 25 / 35 / 45 / 55 / 65 (+0.15 per ability power)
Slow: 15 / 20 / 25 / 30 / 35 %
Twin Fang (E)
(Active): Cassiopeia sinks her fangs into target enemy dealing magic damage. If the target is poisoned when hit then Twin Fang's cooldown is reduced to 0.5 seconds.
Tips :
Cassiopeia throws a fang at her target.The spell to use on your opponents after they have suffered your poison.
Cassiopeia's damage spell
Your main burst and harass spell. Thanks to your passive and the poison, you can easily do some damage to your opponent.You won't have much of a cooldown, making the agression inferior for your enemy.
The poisons of Twitch, Teemo and Singed activate the effect of Cassiopeia' fang.
If you couple everything with a quick Rylai's Crystal Scepter, you will have maximum control over your spells.
Cost: 50 / 60 / 70 / 80 / 90 mana
Magic Damage: 50 / 85 / 120 / 155 / 190 (+0.55 per ability power)
Petrifying Gaze (R)
(Active): Cassiopeia deals magic damage to all enemies in a cone in front of her. Enemies facing her when damaged are stunned for 2 seconds, while enemies facing away are slowed by 60% for the same duration.
Tips :
Cassiopeia stuns her opponents when she casts her spell!Cassiopeia's zone control
A zone stun, difficult to place
A very good ultimate in teamfight if it is well placed. Make sure to touch your opponents in front of you to stun them all and let your allies do their maximum damage during this time.It is also a good spell to take in a 1 v 1 fight which will let you do your whole burst. Don't forget to try and place it in front of your target to apply the stun, otherwise it will only apply the, quite important, slow.
During the stun, Cassiopeia can do a lot of damage with her spells, so make the most of this.
Cost: 120 / 160 / 200 mana
Cooldown: 130 / 120 / 110 seconds
Magic Damage: 200 / 325 / 450 (+0.6 per ability power)
Pros
Very good burst in early
Her passive and E let you play aggressively
Can leave an additional blue in her jungle
An ultimate that covers a good zone and gives control
Cons
Not very mobile
No escape which lakes it obligatory that you take a flash
Quite complicated to play, you must manage your skillshots well
