Gallop over the rainbow by matching colourful unicorns in this magical, mystical twist on heads and tails! Players take turns to pick tail cards and ... We computed the price history for the Orchard Toys Rainbow Unicorns Game with Amazon price historical data. This item is manufactured by Orchard Toys. It is sold in the category Toys & Games. Amazon have it for sale at 8.35 £. We noticed a higest price of 10.99 £ and a lowest price of 7.92 £.