FYI, the reason why Aletta is on the vilain side, despite not being from Earth herself and not having any kind of power, is because Isekai Restaurant aired in the same season as Kakegurui and ended outselling it in Japan.
So yeah, the author is petty.
I play pure Sky Striker too so I can relate.
And I pride myself for never lowering myself to mix my Sky Striker deck with Tenpai.
I'm glad that Zero and Lemnisgate exist now.