Claim 250% up to $1,000 + 25 FREE Spins at Grande Vegas Casino
Bonus Code: GVTHUNDER250
Unlock the Thunder Bonus
Power up a 250% match worth up to $1,000 and add 25 FREE Spins on Olympus Thunderhold at Grande Vegas Casino. New players can activate the combined reward with a $25 deposit.
250% match bonus up to $1,000
25 FREE Spins on Olympus Thunderhold
$25 minimum deposit
New players only
Use GVTHUNDER250 from August 9–16, 2026 and complete 30x deposit + bonus wagering, subject to a 20x max cash-out limit.
| Casino | Grande Vegas Casino |
| Bonus Type | Match Bonus + FREE Spins |
| Bonus | 250% up to $1,000 + 25 FREE Spins |
| Game | Olympus Thunderhold |
| Bonus Code | GVTHUNDER250 |
| Minimum Deposit | $25 |
| Wagering Requirements (WR) | 30x deposit + bonus |
| Max Cashout | 20x max cash-out limit |
| Eligibility | New players only |
| Validity | August 9–16, 2026 |