Using Rupture on creeps in combination with Carnivore is a good way to gain Health and Mana.
If you're having difficulty feasting upon champions, try eating minions until you're larger.
Try to line up your attacks with Vorpal Spikes so that they kill minions and harass enemy champions at the same time.
Olaf can combine Berserker Rage, Vicious Strikes, and Ragnarok at low life to become deceptively strong.
The bonus healing granted by Vicious Strikes amplifies your Life Steal from all sources as well as heals from allies.
The Cho'Gath Olaf synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Olaf, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Cho'Gath sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Olaf. His KDA worsened from NaN to NaN. This negative change shows that Olaf helps Cho'Gath perform not as well in competitive League rounds. Yet, the small difference shows that this performance change is not very impactful.
When Cho'Gath tries to synergize with Olaf, he gets a little decrease in his total damage dealt. This may signal that Olaf doesn't help protection for him to deal more damage or that his allyship also helps extend the round's duration. Similarly, when Cho'Gath is played alongside Olaf on the same team, he usually scores many fewer killing sprees compared to when he plays without Olaf. This is contrasting evidence that he is worse when playing alongside Olaf.
Additionally, when Cho'Gath plays with Olaf on the same side, he typically receives less damage than when he plays alone. Getting dealt not as much damage may indicate that Olaf does a decent job of covering Cho'Gath in team fights.
There is no universally accepted best synergy for Cho'Gath that will always be his #1 synergy. However, overall, Olaf is a relatively poor teammate for Cho'Gath. By being on the same side as Cho'Gath, he decreases their win rate by -1.6% to 47.9%. This clearly indicates that there is a harmful strategic relationship between Cho'Gath and Olaf that allows them to perform not as well together than alone.
Olaf has a lower difficulty than Cho'Gath. That means Cho'Gath players don't need to be very careful when lining up Olaf teammates to go into battle on the same side as, as they will have to have a relatively low level of skill to be able to do well with you.
When playing alongside, Cho'Gath players should expect to observe an overall large increase in your team’s capability to deal physical damage. When paired, these champs should be able to take down targets with auto-attacks and other AD damage abilities.
Although, by pairing Cho'Gath and Olaf together, you will not be granting your team a great deal of crowd control. Plan to have other champions on your team that nullifies this relative hole in their playstyle.
Regardless of the skill of your Olaf teammate, you should focus on maximizing your income, staying alive by avoiding foolish fights, and taking down objectives. If you follow these simple suggestions, you should do well, regardless.
To truly master Cho'Gath in order to work well with Olaf during both the laning and mid / late game phases of League of Legends, you should continue reading to gather a few extra tricks and insights into this champion pairing. If you pay attention to the build and stats presented here, you should grow your win rate by a lot.
The most important finished items to include in your Cho'Gath and Olaf synergy build consist of Unending Despair, Sunfire Aegis, and Warmog's Armor. When Cho'Gath combined at least these three finished items in his build, he performed much better when fighting alongside Olaf than with many other typical builds. In fact, Cho'Gath boasted an average winrate of 47.9% when playing alongside Olaf with these items in his kit.
To have the highest probability of annihilating your oponents, you should take the Grasp of the Undying, Demolish, Conditioning, Overgrowth, Legend: Tenacity, and Triumph runes from the Resolve and Precision rune sets. Out of all the runes players picked for Cho'Gath and Olaf pairings, this mix of runes resulted in the top win rate. Moreover, these runes gave a 47.9% win rate overall.
By default, tips, statistics, and builds on how to pair Olaf with Cho'Gath are given for all ranked divisions combined. If you would like to narrow the stats and builds to a particular rank, you can use the selection menu earlier in the counter matchup guide.