MTL - Valkyrie of the Marvel Universe - ~ Please help me to think of a battle pattern

Lin Chen transmigrates to the Dragon Ball world and unexpectedly awakens the Strongest selection system.“Defeat Frieza and prevent the destruction of Planet Vegeta. Reward: Legendary Saiyan bloodline.”“Choice 2: Defeat Supreme Kai. Reward: Supreme Kai’s powers..……

Sumi has always despised the world she lives in—one filled with greed, deceit, and pain. Trapped in a miserable life with a dead-end job and mounting debt, she sees no escape. But when her lecherous boss crosses the line, Sumi reaches her breaking point. In a desperate act, she takes her own life—only to awaken in the darkness and found out that her wish has been granted she is no longer human she finds herself in the most unexpected form… a seed of a flower and she was in the world which she only knows in game and stories. a world where creature like demon, monster and things like magic and spells exist and she is going to live her second life… as a flower.

“I love you, Brys,” Storm whispered.“Love?” I scoffed. “Do you even know what love is?” I raised a brow at him.“Of course, I do. I love you, Brys,” he repeated as he leaned closer to kiss me. “I've had feelings for—”The words died on his lips. His eyes grew wide in shock as blood spluttered from his lips. “Wh... What did you just do?” His gaze went down to the knife I drove deep into his chest.“What's wrong, Storm?” I smirked. “Don't you love me anymore?” I mocked.Though it hurts me to do what I did, I had to do so, for my safety.If I don't kill him now, he won't hesitate to do the same to me, in the future...*****Mega, a nerd who is obsessed with reading novels and comics, ended up reading a comic that sent his blood boiling. He cursed the omega in the book who was so pitiful that the Alpha used him only to kill him when he felt the omega was useless.Unfortunately, Mega had an accident on his way on an errand, and by a sheer stroke of luck, he found himself in the same trashy comic.And what was more?He discovered that he now resides in the body of the omega who was abused by the Alpha he admired.Now, he's determined to turn his fate even if it means going against the plot, and his stupid system.He was determined not to make the same mistake his former host had...

I didn’t know this was a world inside a game. And I didn’t know my master was a mid-boss. “No way… wasn’t she supposed to self-destruct because of her personality?!” …I’m sorry.