Welcome Bonus - Get Up To $6,000 + 250 Free Spins at Olympus Play

Make your initial deposit of AU$20 with the promo code "OPWELCOME1." You will then receive a 400 per cent match bonus up to AU$2,000, as well as 50 free spins to spend on the online pokie Narcos.

You'll get a 200 per cent bonus of up to AU$1,000 if you use the second code "OPWELCOME2." There are also 50 free spins on NetEnt's Starburst slot machine. The third code is "OPWELCOME3," which offers a 150 per cent bonus up to $1,000 AUD. You can only use the 50 free spins on Gonzo's Quest here.

The fourth bonus code, "OPWECOME4", entitles you to a 100% match bonus up to AU$1,000 as well as 50 free spins on Jimi Hendrix. Finally, use the code "OPWELCOME5" to get a 100% bonus of up to AU$1,000 and 50 free spins on Starburst.