When looking for complex tournaments and progressive jackpots on 1red, transparency is key. First, check if the casino publishes RTP values and jackpot mechanics for the games involved — reputable platforms usually make this info easy to find. Look for third-party audits or certification badges (e.g., eCOGRA) that confirm fairness and RNG integrity. Player reviews and forum discussions can also reveal whether past payouts were handled properly. Finally, read the terms and conditions of the tournament or jackpot event carefully — clear rules and payout structures are a good sign that 1red is honest about how winners are determined and rewarded.