the dumbness riot has done to tanks
Tanks are not played much because they're boring not weak. When you have champions that get damage from building defense items that's already a problem. Now add that with high base damage or %health damage on low cooldowns you end up with beefy assassin by mid game.
Here is an example using poppy
https://imgur.com/a/hu4J24X Rank 1 = 80 + 16%max hp
https://imgur.com/ZbxGps5 Rank 5 45% cdr = 240+ 16%max hp
I like Poppy but this is really stupid