Hitting multiple champions with the same ability can help quickly activate Darkness Rise.
Offense is your defense. Keep fighting to build up larger Indestructible shields.
Use Realm of Death on a low health enemy to guarantee the kill and keep their stats for the rest of a teamfight.
Roar of the Slayer is a great setup ability to land a very powerful Decimating Smash.
The Soul Furnace buff displays how much shield strength is remaining, use this information to time its explosion perfectly.
You only have very slight turning ability during Unstoppable Onslaught, so make sure to use it in straight paths.
The Mordekaiser Sion synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Sion, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Mordekaiser sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Sion. His KDA worsened from NaN to NaN. This negative change shows that Sion helps Mordekaiser perform worse in ranked League games. Yet, the small difference demonstrates that this performance change is only marginal.
When Mordekaiser is an ally to Sion, he observes a marginal improvement in his total damage output. This difference could indicate that Sion helps provide cover for him to deal more damage or that his allyship also helps extend the game's duration. Similarly, when Mordekaiser is played with Sion on the same side, he usually scores many fewer killing sprees than when he plays without Sion. This is contrasting evidence that he is worse when playing alongside Sion.
Moreover, when Mordekaiser plays with Sion on the same team, he usually receives more damage than when he plays alone. Taking more damage could mean that Sion does a poor job of covering Mordekaiser in team fights.
There is no ideal synergy for Mordekaiser that will 100% of the time be his ideal synergy. Yet, overall, Sion is a decent ally for Mordekaiser. By being on the same team as Mordekaiser, he improves their win rate by 1.3% to 53.8%. This shows that there is a good bond between Mordekaiser and Sion that allows them to perform at the top of their game together than without each other.
Sion has a greater difficulty than Mordekaiser. That means you should be careful when finding Sion allies to fight alongside, as they will require a greater level of skill to be able to do well with you.
Fighting alongside, you should see an overall large increase in your team’s ability to tank a lot of damage. When paired, these champions will be a great protective duo.
Conversely, by grouping Mordekaiser and Sion together, you will not be giving your other teammates very much sustained damage output. Make sure to bring other champs on your team that offsets this relative gap in this pairing's abilities.
Regardless of your Sion ally's skill level, you should focus on increasing your income, staying alive by avoiding foolish fights, and clearing objectives. If you do this, you should do well anyway.
If you would like to truly master Mordekaiser in order to work well with Sion during both the early game and mid / late game phases of LoL matches, you should continue reading to master additional lessons on this champion pairing. If you pay attention to the build and tips presented above, you will increase your win rate by a lot.
The most crucial finished items to focus on in your Mordekaiser and Sion synergy build consist of Spirit Visage, Rylai's Crystal Scepter, and Liandry's Torment. When Mordekaiser included at least these three great items in his build, he did much better when paired up with Sion than with many other commonly used item sets. In fact, Mordekaiser boasted an average winrate of 53.8% when playing alongside Sion with these items in his kit.
To have the highest probability of crushing your oponents, Mordekaiser players should use the Conqueror, Triumph, Legend: Tenacity, Last Stand, Gathering Storm, and Transcendence runes from the Precision and Sorcery rune sets. Out of all the runes players picked for this champion pairing, this mix of runes resulted in the best win rate. In fact, these runes averaged a 53.8% winrate overall.
By default, tips, stats, and builds on how to team up Sion with Mordekaiser are given for every ranked division. If you would like to scope the stats and builds to a particular skill level, you should use the selection menu above.