I think it's likely a creative idea from the Pokemon fan community on Tumblr. Maybe it involves a story, art, or some form of fan fiction about this transformation.
I'm not sure exactly. Maybe it's some kind of fan-made creation or imaginative concept.
It could be a unique take by fans where they envision Ash having a connection or transformation related to Gardevoir on Tumblr. But the details would depend on the specific post or content.
Look to Chapter 138 for the clearest answer. It begins with Is there such a good deal?, keeps building through Qi Tianyu quickly nodded in agreement and knelt down to start helping..., and lands on Could it be that the poison also had a side effect of making a person more....
The best chapter pointer here is Chapter 167, "Roommates Became Fans of Jiang Li after a Variety Show?!". It opens with By the experimental field, Qi Tianyu was quite helpless as he watched Wen... and closes on Even when getting into the car, Qi Tianyu was still savoring the moment in....
A practical answer is Chapter 176, because it turns the idea into a concrete scene. The chapter opens with Shang Shaojing didn't suspect anything and popped the greens into his..., adds pressure through With that thought, she wrote down a score of 1 for the scrambled tomatoes..., and ends on.
Look to Chapter 169 for the clearest answer. It begins with Everyone: "What?!" Seeing the shocked and bewildered expressions on their..., keeps building through This is a transformation show after all;
If you want the clearest chapter reference, go to Chapter 121. Early on, Seeing that Wen Jiaojiao's condition had improved significantly, Director...; later, the chapter leans on A doctor, donned in a white coat, hurriedly got out and immediately asked....
The best chapter pointer here is Chapter 173, "Su Yinwan, You Did It on Purpose, Right?". It opens with Jiang Li finally rose from her seat. and closes on Yet Miss Su went out of her way to ask me not to be angry..
If you want the clearest chapter reference, go to Chapter 177. Early on, I'm actually the last?!" After the scores were announced, Wen Jiaojiao's...; later, the chapter leans on She slapped the table in disbelief..
The best chapter pointer here is Chapter 152, "A Man of Many Talents and Wealth Draws People Near". It opens with While most of the villagers of Chixia Village were gathered at the village... and closes on That shouldn't be." Zhao Lang's eye color darkened, "I'm afraid he's....
If you want the clearest chapter reference, go to Chapter 148. Early on, Exiting the cottage, Director Sun picked up the phone.; later, the chapter leans on Before he could even greet the caller, Su Yinwan's anxious voice rushed....
The best chapter pointer here is Chapter 145, "Director Sun, You Haven't Paid for the Meal Yet". It opens with Chixia Village was located in a remote area with a backward economy, so... and closes on What about it?" "That's unfortunate," said Jiang Li indifferently..