Croquet non-poison ball that roquets a poison ball has the normal options. A poison ball that hits a stake or passes through any wicket (possibly by the action of a non-poison player) is eliminated. The last person remaining is the winner. This version of the game was invented by John Riches of Adelaide, Australia with help from Tom Armstrong in the 1980s. The game can be played by up to six people and is very easy to learn. For this reason it is often used as a stepping stone to association croquet. Ricochet has similar rules to association and garden croquet,
Extreme croquet the cliffs of Yarmouth (in memoriam). A typical extreme croquet game starts with location scouting, searching for terrain that might present interesting and novel challenges such as trees, roots, hills, sand, mud, or moving or still water. Play proceeds following the usual croquet rules, with alterations generally designed to handle circumstances not found in the garden game. Traditional backyard croquet equipment can be used but is prone to damage. Mallets, made specifically for extreme croquet, are made from high-density polyethylene, aluminum, polycarbonate and other durable materials. Different organizations use different sets of rules for extreme croquet. Variations include the following: