Any reason why can't you deposit from blockchain.com? Maybe you can elaborate in what ways you tried to deposit, so maybe some of us can help with the issues. Regarding the Taproot address, I don't know if Roobet already implemented it to support the address. Either way, the quick solution is to contact Roobet support, I believe they will give you clarity about your concern.
Transactions fail when I use Blockchain doesn't say why it happened and my money is safe . I have contacted support and they recommended me to use 3 wallets listed Exodus, Coinbase or Blockchain but no change at all.
I think Roobet has implemented that into their deposit system. It shows when I use Trust Wallet here is:
Have you tried depositing Ethereum or Litecoin? Do you face same issue as with depositing Bitcoin? Few days ago I've deposited Litecoin, played few games and withdrew back.
I haven't tried that but I just want to use Bitcoin to play. I'm sure there's no problem with depositing using ETH and LTC.