Verb (5-dan, る, intransitive)
1. to be involved (in); to get involved (in); to concern oneself (with); to take part (in); to interfere (in)
あまり関わらないでおく。I'll refrain from getting too involved.
2. to relate to (a matter); to pertain to; to concern; to have to do with
それはこれから話すことに関わってくるかも。That might have to do with what I am about to tell you.
3. to (seriously) affect; to concern; to have a serious bearing (on)
結果として自分の評価にも関わってくるのである。In the end, it will also affect how you yourself are judged.