Make the most out of your Icathian Surprise.
Use Void Ooze to set up a perfect Living Artillery.
Kog'Maw can outrange most champions with his Bio-Arcane Barrage ability.
Pale Cascade orbs only last a few seconds. Avoid Diana and engage her after the shield dissipates.
Diana can play very aggressively if she uses Lunar Rush without Moonlight, but you can punish her by slowing or stunning her when she has no way to get back into position.
Dodge Crescent Strike, or move to safety if you are affected by Moonlight.
The stat comparisons shown here underscore several significant Kog'Maw versus Diana matchup statistics that can help you grasp the differences and similarities between the pair. As an example, Kog'Maw’s KDA ratio ([kills + assists] / deaths) of NaN is better than Diana’s ratio of NaN, demonstrating that Kog'Maw may be more central to his team's team fighting effectiveness than Diana..
Kog'Maw often has a similar longest kill spree as his foe does. On average, he receives less damage than Diana. This typically indicates different amounts of tankyness, yet it can also hint that the one champion has less agility and thus is unable to flee from additional damage when engaged or poked.
Both League champions are great. Both have their strengths, weaknesses, and counters. In the game's current meta, Kog'Maw usually fairs equally well when facing off against Diana, with a 49.0% win rate. Thus, Kog'Maw makes an ok counter to Diana.
While Kog'Maw does have a lower win rate than Diana, when facing one another, Kog'Maw also has a greater difficulty level that makes him a more difficult character to pick up and master. You still need to be cautious when picking Kog'Maw into Diana.
Furthermore, Kog'Maw has only a small amount of utility and CC, a similar amount to Diana. This often makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there is not one best champion for every situation in League of Legends, in Kog'Maw vs Diana matchups, Diana is the better champion with a similar win rate, more champion depth, and a similar amount of utility to help out your teammates during team fights.
Kog'Maw is a somewhat poor counter for Diana. You will do well by focussing your gameplay on maximizing your gold and cs and destroying objectives. If you do that, you should hold your own as Kog'Maw against Diana.
If you would like to truly master Kog'Maw in order to counter Diana during both the lane and mid / late game phases of League of Legends, you should keep reading to learn a few extra tricks and insights into this matchup. If you pay attention to the build and suggestions presented above, you should grow your win rate significantly and be that much closer to League of Legends pro players.
Kog'Maw typically picks up more CS relative to Diana. Champs who on average don't get many minion kills typically don't need much CS to be effective, such as support champions. They are able to scale properly off of their abilities and first items alone. Yet, champions with a lot of CS, such as hyper-carries, typically need many items to be effective. In either situation, try to exceed the numbers displayed on this page to do well.
The most important items to prioritize in your Kog'Maw versus Diana build consist of Runaan's Hurricane, Guinsoo's Rageblade, and Blade of The Ruined King. When Kog'Maw incorporated at least these three items in his build, he did significantly better versus Diana than with many other commonly used counter builds. In fact, Kog'Maw boasted an average win rate of 49.0% battling Diana with this counter build.
To have the highest probability of vanquishing Diana as Kog'Maw, Kog'Maw players should take the Lethal Tempo, Triumph, Legend: Bloodline, Last Stand, Conditioning, and Overgrowth runes from the Precision and Resolve rune sets. Of all the rune combinations players picked for Kog'Maw vs Diana clashes, this sequence of runes resulted in the best win rate. In fact, these runes gave a 49.0% winrate overall.
By default, tips, statistics, and builds on how to beat Diana as Kog'Maw are given for all ranked divisions. If you want to narrow the stats and builds to a particular player tier, you may use the selection menu earlier in the counter matchup guide.