Effects of New Tank Item Rework
In case you don't know about it yet. ^^^ Here's the official link.
First let's get this out of the way, 
will receive an indirect buff due to 
and 
changes. However, Because of 's cost, his early power spike when he get's his 
won't be as scary. But regardless, expect yasuo-nerf threads to fill the Gameplay section. (Honestly the mods might as well move them to Memes and Games.)
Crit champions will also enjoy their late game power spikes more than ever from the removal of crit-reduction as a stat.
Anti-Tank Items
items and 
will be more cost efficient and crucial in a damage build than ever since the last 2 years.
The reduction of health and increase of resistance will also reduce 
, 
, and 
's effectiveness. (Percentage health damage's value will be lowered from the reduction of max health, and the value will then be reduced even more by the increased resistance.)
True damage
Flat True damage from 
, 
, 
, 
, and 
will be slightly buffed.
AD Stuff
damage down from max health reduction.
items efficiency down.
damage up from total armor increase.
will work wonders on squishies overall, but MR has to be gained from another source.
, 
, and to some degree 
will be more valued on ADCs.
's price was increased, so trying to itemize it early against healing tanks is now even harder, also 
users.
AP Stuff
, 
, 
, 
damage will be reduced due to the new "Adaptive Helm." Since 's damage is also down, they will be hit quite a bit. (Now at 20% reduction for passive, but the Base MR was reduced to 55)
Squishies who didn't have scaling MR will now do, so mid game they will be more durable to magic damage. But because of the MR removal on , ADCs who didn't specially itemize MR will be popped easier. (When the patch is first released, it's reasonable to assume players will not itemize any MR at all.)
Early pen such as 
and 
will be nerfed slightly.
is arguably one of the best defensive items on mages, as it's stats swapped with 
.
auras are now more like to be attached to tanks, theoretically mages will have a easier time team fighting.
Tank Stuff
will no longer melt you as fast.
damage up.
, 
, 
, and 
will do more damage mid-late game to ADCs if they only have as a defensive item. (Refer to AP Stuff for more detail.)
and will be even more durable mid game then before due to passive bonus resistance. (Wake me up inside)
Tanks now have 4 true MR choices to itemize. 
, , 
, and the new "Adaptive Helm."
damage to champions WAY down.
Clearing a minion wave won't cuck your 
passive completely. (It's reduced to a 2 second cooldown if it's minion aggro.)
Health Regen should be a bit more noticeable late game.
will no longer a priority item late game as much.
