Delaying the activation of Undying Rage is a very effective way to make an enemy champion over-commit to trying to kill you.
If the enemy is stacking Armor, try building items like Last Whisper or Youmuu's Ghostblade.
Bloodlust is an excellent way to heal Tryndamere. Try not to let it fade off before you activate it.
Be wary of Cassiopeia's damage potential with Twin Fang when she has you poisoned.
Turn away from Cassiopeia when she is casting Petrifying Gaze to get slowed instead of stunned.
The stat comparisons provided here emphasize some important Tryndamere against Cassiopeia counter statistics that can help us distinguish the distinctions between the pair. For instance, Tryndamere’s KDA ratio ([kills + assists] / deaths) of NaN is more than Cassiopeia’s ratio of NaN, highlighting that Tryndamere may be more central to his team's team fighting capability than Cassiopeia..
Tryndamere normally has a similar longest killing spree as his opponent does. On average, he receives more damage than Cassiopeia. This commonly reflects different amounts of tankyness, yet it can also indicate that the one champion has less agility and thus is unable to flee from additional damage when poked or engaged.
Both League champions are great. Both have their pros and cons. In League's current meta, Tryndamere usually fairs equally well when trying to fight Cassiopeia, with a 50.2% win rate. Therefore, Tryndamere makes an ok counter to Cassiopeia.
While Tryndamere does have a higher win rate compared to Cassiopeia, when on opposite teams, Tryndamere also has a much lower difficulty level that makes him a less difficult champ to pick up and master. You still need to be cautious when picking Tryndamere into Cassiopeia.
Moreover, Tryndamere has almost no amount of CC and other utility, a similar amount to Cassiopeia. This often makes her just as valuable during teamfights, especially when facing champions with a lot of burst damage.
While there isn't a single best champion for every situation in League of Legends, in Tryndamere vs Cassiopeia matchups, Tryndamere is the better champ with a similar win rate, less champion complexity, and a similar amount of utility to help out your team members during late stage team fights.
Tryndamere is a decent counter to Cassiopeia. Make sure you focus your play on maximizing your CS and destroying objectives. If you are able to do that, you should be able to stand on your own as Tryndamere against Cassiopeia.
If you would like to learn all of the intricacies of Tryndamere in order to counter Cassiopeia during both the lane and mid / late game phases of League of Legends, you should keep reading to learn a few extra lessons on this matchup. If you mind the build and tips presented here, you will increase your win rate significantly and be closer to League of Legends pro players.
Tryndamere typically picks up a similar amount of CS compared to Cassiopeia. Champs who on average don't get many minion kills often don't require much CS to be effective, such as supports. They are able to scale well off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, typically require several high cost items to be effective. In either case, try to surpass the values reported on this page to do well.
The most important items to prioritize in your Tryndamere versus Cassiopeia build include Guinsoo's Rageblade, Blade of The Ruined King, and Kraken Slayer. When Tryndamere incorporated at least these three items in his build, he performed much better against Cassiopeia than with many other typical item sets. In fact, Tryndamere had an average win rate of 50.2% battling Cassiopeia with these items in his kit.
To have the greatest likelihood of crushing Cassiopeia as Tryndamere, Tryndamere players should equip the Lethal Tempo, Triumph, Legend: Alacrity, Last Stand, Second Wind, and Unflinching runes from the Precision and Resolve rune sets. Of all the rune builds players used for Tryndamere vs Cassiopeia clashes, this composite of runes resulted in the greatest win rate. Notably, these runes averaged a 50.2% winrate overall.
By default, tips, stats, and builds on how to beat Cassiopeia as Tryndamere are given for every ranked division. To narrow the stats and builds to a particular division, you should use the selection menu earlier in the counter matchup guide.