You can only earn BFG tokens due to playing, for each bet (win/lost), you will get some tokens (= mining process). You can not buy tokens.
Here below you can find my stats. For 300 BFG (BTC) tokens, I receive every day:
0.00000207 BTC
0.00008969 USDT
0.01584335 TRX
0.08771903 BTT
Inspired by you Babygun I decided to share my stats too! So here it is, my daily payouts from Betfury:
For 1494 BFG(BTC) subtoken: For 153598 BFG(TRX) subtoken
0.00001024 BTC 0.00004643 BTC
0.000445 USDT 0.163382 USDT
0.0787 TRX 28.8844 TRX
0.427 BTT 156.7714 BTT