YOU SAID:

my brother collin loves my dog but the dog likes me more than he likes collin so i am the favorite and collin can go sit in his room because the dog likes me more.

INTO JAPANESE

私の兄弟コリンは私の犬を愛していますが、犬は彼がコリンを好むよりも私を好きなので、私は好きです。

BACK INTO ENGLISH

My brother Colin loves my dog, but I like it because he likes me more than he likes Colin.

INTO JAPANESE

兄のコリンは私の犬が大好きですが、彼はコリンが好きというよりも私が好きだから好きです。

BACK INTO ENGLISH

My brother Colin loves my dog, but he likes it because he likes me more than Colin.

INTO JAPANESE

兄のコリンは私の犬を愛していますが、彼はコリンよりも私が好きだから好きです。

BACK INTO ENGLISH

My brother Colin loves my dog, but he likes it because he likes me more than Colin.