Using Blitzcrank's grab to pull an enemy into your tower range followed by a Power Fist will allow the tower to get several hits on them.
The 1-2-3 combo of Rocket Grab, Power Fist, and Static Field can devastate an individual opponent.
Janna's at her strongest when buffing another ally. If you can harass her ally, it will weaken her ability to fight you.
Save an interrupt ability for when Janna uses her ultimate.
Listen for the charge up sound on Howling Gale in case Janna is trying to hit you with it from off screen or from brush.
The stat comparisons shown on this page clarify several significant Blitzcrank against Janna counter statistics that can help you grasp the differences and similarities between the two. Blitzcrank’s KDA ratio ([kills + assists] / deaths) of NaN is better than Janna’s ratio of NaN, indicating that Blitzcrank may be more central to his team's team fighting effectiveness than Janna..
Blitzcrank often has a similar longest killing spree as his foe does. On average, he takes more damage than Janna. This commonly reflects differing health capacities, yet it can also hint that the one champion has less mobility and thus is unable to kite away from further damage when engaged or poked.
Both League of Legends champs are great champions. Both have their pros and cons. In the game's current meta, Blitzcrank usually fairs equally well when trying to fight Janna, with a 50.8% win rate. Thus, Blitzcrank makes an ok counter to Janna.
While Blitzcrank does have a higher win rate than Janna, when facing one another, Blitzcrank also has a lower level of difficulty that makes him a less time consuming champ to learn and master. You should be careful when picking Blitzcrank into Janna.
Furthermore, Blitzcrank has a good amount of CC and other utility, a similar amount to Janna. This makes her just as valuable during team fights, especially when fighting champions with a ton of burst damage.
While there is not a single best champion for every situation in League of Legends, in Blitzcrank vs Janna matchups, Blitzcrank is the better champion with a similar win rate, less champion complexity, and a similar amount of utility to help out your teammates during teamfights.
Blitzcrank is a decent counter for Janna. Make sure you focus your gameplay on keeping up your gold income and destroying objectives. If you can do that, you should hold your own as Blitzcrank against Janna.
To truly master Blitzcrank to counter Janna 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 suggestions displayed above, you will grow your win rate by a lot and be closer to League of Legends pro players.
Blitzcrank on average gets a similar amount of CS relative to Janna. Champions who on average don't take many minion kills often don't have to have much CS to be valuable teammates, such as supports. These kinds of champions are able to scale well off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, typically have to have a lot of items to be effective. In either situation, try to surpass the numbers displayed here to do well.
The top items to use in your Blitzcrank versus Janna build include Zeke's Convergence, Knight's Vow, and Celestial Opposition. When Blitzcrank combined at least these three pieces in his build, he did significantly better vs Janna than with most other commonly used item sets. In fact, Blitzcrank had an average winrate of 50.8% when playing against Janna with this build.
To have the best chance of defeating Janna as Blitzcrank, you should use the Glacial Augment, Hextech Flashtraption, Biscuit Delivery, Cosmic Insight, Celerity, and Nimbus Cloak runes from the Inspiration and Sorcery rune sets. Of all the rune combinations players chose for Blitzcrank vs Janna matchups, this composite of runes yielded the highest win rate. Moreover, these runes averaged a 50.8% winrate overall.
If you would like to see Blitzcrank vs Janna tips and matchup stats and build suggestions for a an individual skill level, feel free to choose one from the selection menu shown above. At first, the statistics and build suggestions shown are calculated using every game run with these champions.