I can remember it used dice to fight? And one girl had her legs messed up due to her brother forgetting to keep his dice in check so she got hurt. I remember a guy fused with his monster i believe. Idk what it is called but i loved it and wanna find it again.

あれ？お前ケガ治ってね？ It is at the end, and i dont really understand why. There are some answers on internet regarding using te form at the end, but i dont really think it solves my question. So my question is, why would a person choose to use te form? (btw the person saying this didnt say anything after,...