You can't erase that reality, when bitcoin is on pump usually altcoins holders are transferring their money to benefit on the run.
In order for a certain altcoin to pump they need to make a big announcement but usually they do not do it on a timing that bitcoin is on the run because the risk is big that it might not being appreciated because of the power of bitcoin.

If I still don't answer your question, you can find the trading pairs here https://coinmarketcap.com/currencies/bitdice/#markets.