Sell also: outlandish, wall
• Adj: conspicuously or grossly unconventional or unusual; examples: "restaurants of bizarre design--one like a hat, another like a rabbit", "famed for his eccentric spelling", "a freakish combination of styles", "his off-the-wall antics", "the outlandish clothes of teenagers", "outre and affected stage antics"
Croquet is tough. People play for months because the rules are so bizarre. Those crazy English.