Each of Aphelios' weapons have different strengths, so try to find the right situation for your current weapons.
The range on Living Artillery increases each rank.
Run away from Kog'Maw after he dies!!!!
Kog'Maw doesn't have a good escape ability, so he is especially prone to ganks.
Bio-Arcane Barrage allows Kog'Maw to kill Baron Nashor extremely early. It can be valuable to ward Nashor when Kog'Maw completes his Blade of the Ruined King.
The stat comparisons provided here clarify some valuable Aphelios against Kog'Maw matchup stats that can help us figure out the differences and similarities between these two champs. As an example, Aphelios’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Kog'Maw’s KDA ratio of NaN, indicating that Aphelios may be more central to his team's team fighting potential than Kog'Maw..
Aphelios typically has a similar longest killing spree as his enemy does. Typically, he receives a similar amount of damage to Kog'Maw. This often reflects different amounts of tankyness; however, it can also indicate that the one champion has less agility and thus is unable to flee from additional damage when engaged or poked.
Both League of Legends champions are great champions. Both have their strengths, weaknesses, and counters. In the game's current meta, Aphelios usually loses when trying to fight Kog'Maw, with a 48.6% win rate. Therefore, Aphelios makes a bad counter for Kog'Maw.
While Aphelios does have a lower win rate compared to Kog'Maw, when they face off with one another, Aphelios also has a much greater level of difficulty that makes him a more challenging champ to pick up and master. You still need to be cautious when picking Aphelios into Kog'Mawas his relative depth means you may not be able to unleash his full potential without a significant amount of practice beforehand.
Moreover, Aphelios has only a small amount of CC and other utility, a similar amount to Kog'Maw. This often makes her just as valuable during team fights, especially when facing champions with a ton of burst damage.
While there is not a single best champion for every situation in League of Legends, in Aphelios vs Kog'Maw matchups, Kog'Maw is the better champ with a lower win rate, more champion depth, and a similar amount of utility to help out your team members during teamfights.
Aphelios is a somewhat poor counter to Kog'Maw. Make sure you focus your play on maximizing your gold income and destroying objectives. If you do that, you should do very well as Aphelios against Kog'Maw.
If you would like to truly master Aphelios in order to counter Kog'Maw during both the lane and mid / late game phases of League of Legends, you should continue reading to gather a few extra tips and tricks for this matchup. If you mind the build and stats displayed above, you should grow your win rate by a lot and be closer to League of Legends pro players.
Aphelios typically gets a similar amount of CS as Kog'Maw. Champions who on average don't acquire many minion kills typically don't have to have much CS to be effective, such as sup champs. These kinds of champions are able to scale properly off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, often need several high cost items to be effective. In either situation, try to surpass the numbers shown here to do well.
The most important items to prioritize in your Aphelios versus Kog'Maw build consist of Infinity Edge, Kraken Slayer, and The Collector. When Aphelios bought at least these three items in his build, he performed a lot better vs. Kog'Maw than with many other commonly used builds. In fact, Aphelios boasted an average winrate of 48.6% battling Kog'Maw with this build.
To have the greatest probability of vanquishing Kog'Maw as Aphelios, you should use the Fleet Footwork, Overheal, Legend: Bloodline, Cut Down, Absolute Focus, and Gathering Storm runes from the Precision and Sorcery rune sets. Of all the rune combinations players chose for Aphelios vs Kog'Maw face-offs, this combo of runes yielded the highest win rate. In fact, these runes averaged a 48.6% winrate overall.
By default, tips, stats, and builds on how to beat Kog'Maw as Aphelios are presented for all skill levels combined. If you want to scope the statistics and builds to a specific rank, you should use the selection menu earlier in the counter matchup guide.