PLAY ANYTIME, ANYWHERE. %. Thunderbird slot game is a medium to high variance slot machine that allows you to play for little stakes. Thunderbird (Rival Gaming) is an online slot developed by Rival Gaming. Thunder Birds Power Zones is a LiveBet Casino Slots Game produced by Playtech. Slots. Play for free or real money on Willis Casino. Thunderbird is a 5-reel, line online slot game with download, bonus spins, instant play, autoplay, video slots, multiplier, wild symbol, expanding wild. Return to player. Thunderbird. Thunderbird, a line, 5-Reel Slot with % RTP and includes free spins, 2x multiplier. Try Thunder Birds slot online for free in demo mode with no download or no registration required. %. Return to player. It is a 5x3 slot with an RTP of per cent and 50 paylines. . Game Type. Game Type. Max win. Thunderbird Online Casino is made available to all existing Red, Silver and Gold members of Thunderbird Resorts and Casinos. The magical aboriginal thunderbird has risen from its ashes in the fun new line 5-reel Thunderbird Slot by Rival Powered, free to play at Slotorama! Release your spinning spirit with Thunderbird, a Native American themed slot machine by Rival Gaming featuring two rounds of free spins and expanding wilds. The free spins feature is quite rare as it takes. Features include wilds. Try Thunderbird slot online for free in demo mode with no download or no registration required. Send your wins flying sky-high in this collapsing, cluster-pays slot.