Garen is only constrained by cooldowns, making items such as Black Cleaver very effective for him.
Garen's regeneration greatly increases if he can avoid receiving damage for several seconds.
Judgment deals maximum damage when only hitting a single target. For effective trading, try to position such that only the enemy champion is hit.
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 stats shown on this page highlight several important Garen against Diana matchup stats that can help us understand the differences between this set of champions. As an example, Garen’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Diana’s KDA ratio of NaN, demonstrating that Garen may be more central to his team's team fighting effectiveness than Diana..
Garen normally has a slightly smaller longest kill spree than his enemy does. Commonly, he receives more damage than Diana. This typically indicates different amounts of tankyness, but it can also imply that the one champion has less mobility and thus is unable to escape further damage when engaged or poked.
Both League champs are great champions. Both champs have their pros and cons. In the game's current meta, Garen usually loses when taking on Diana, with a 48.8% win rate. Thus, Garen makes a bad counter to Diana.
While Garen does have a lower winrate than Diana, when on opposite teams, Garen also has a greater difficulty level that makes him a more difficult character to learn. You still need to be cautious when picking Garen into Diana.
Additionally, Garen has only a small amount of CC and other utility, a similar amount to Diana. This often makes her just as valuable during teamfights, especially when trying to counter champions with a ton of burst damage.
While there is not one best champion overall in League of Legends, in Garen vs Diana matchups, Diana is the better champion with a lower win rate, more champion depth, and a similar amount of utility to help out your allied champions during team fights.
Garen is a somewhat poor counter for Diana. Focus your play on keeping up your CS and destroying objectives. If you can do that, you should do very well as Garen against Diana.
If you would like to learn all of the intricacies of Garen to counter Diana during both the laning and mid / late game phases of League of Legends, you should continue reading to learn a few extra lessons on this matchup. If you mind the build and stats displayed above, you should increase your win rate by a lot and be that much closer to League of Legends pro players.
Garen on average accumulates more CS compared to Diana. Champions who typically don't earn many minion kills usualy don't need much CS to be effective, such as supports. They are capable of scaling well off of their skills, stats, and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, usually require a lot of items to be effective. In either case, try to surpass the values shown on this page to do well.
The top items to focus on in your Garen versus Diana build include Trinity Force, Hullbreaker, and Sundered Sky. When Garen used at least these three items in his build, he performed significantly better vs. Diana than with most other typical counter builds. In fact, Garen had an average winrate of 48.8% when countering Diana with this build.
To have the greatest chance of coming out on top against Diana as Garen, you should use the Conqueror, Triumph, Legend: Tenacity, Last Stand, Overgrowth, and Demolish runes from the Precision and Resolve rune sets. Out of all the rune builds players chose for Garen vs Diana counter picks, this mix of runes resulted in the best win rate. In fact, these runes gave a 48.8% win rate overall.
If you would like to see Garen x Diana tips and counter stats for a an individual rank, please choose one from the selection menu displayed above. If viewing for the first time, the statistics and guides given are calculated using all matches completed with both champions.