Play Top Bitcoin Casino Games Online: Instant Crypto & FIAT Payouts, Massive Jackpots Await - Register & Play Now! play demo games free. GigaGong GigaBlox. Prepare to be amazed by the extraordinary Water Blox Gigablox slot, a game that stands out with its unusual and captivating design. . Not enough votes. Water Blox Gigablox is a 6x6 video slot with Gigablox feature, 50 paylines, Wild Re Wolf Blaze WOWPOT! Megaways. Slot Rating. Waterblox Gigablox slot features including wilds, respins, giant symbols, multipliers, free spins and a bonus buy option. Yggdrasil Gaming. Enchanted Waters Free Play in Demo Mode Blazing Wilds Megaways Free Play in Demo Mode. Buy Bonus.