Planet Zoo is a complex and deep sim management title that's carefully crafted to offer hours of meaningful and educational enjoyment. It is a medium volatility game with 5 reels, 3 rows, and an RTP of %. Keep an eye on the obstacles in later levels! Bubbles make your candy float, trampolines make the candy bounce, and so much more. Get one for free!. Read the full game review. Looking to play 9 Planet Shockers Scratch by Boldplay? ➤ Game details ✚ Analytical Review and SlotRank ✔️ Casino bonuses for March ➤ Try the 9 Planet Shockers slot free demo game and read our review before playing for real ✔️ Casino bonuses for March ✔️. Try out our free-to-play demo of 9 Plabet Shockers online slot with no download and no registration required. 9 Planet Shockers is an online slot created by Matrix Studios. It is a space-themed. No.