As a card game expert with a deep understanding of poker and its various hand rankings, I am well-equipped to provide a comprehensive answer to your question regarding the nature of an Ace-2-3-4-5 hand.

In poker, a straight is a hand consisting of five consecutive cards of different suits. The ranking of a straight is determined by the highest card in the sequence. When discussing the hand Ace-2-3-4-5, it is important to note that the Ace can function as both the highest and the lowest card in a straight, depending on the context of the hand.

The hand Ace-2-3-4-5 is indeed a straight, and it is a unique one at that. This particular straight is known as a "wheel" or "bicycle" straight. It is the only scenario in standard poker where an Ace is considered as the lowest card in the sequence, making it a five-high straight. This is a special case because, in all other straights, the Ace is treated as the highest card, forming what is known as an Ace-high straight.

It is also worth mentioning that a straight can be part of a more valuable hand, such as a straight flush. A straight flush is a hand that consists of five consecutive cards of the same suit. The highest possible straight flush is known as a royal flush, which consists of the Ace, King, Queen, Jack, and 10 of the same suit. A royal flush is the highest-ranking hand in poker and cannot be beaten.

In summary, the hand Ace-2-3-4-5 is a straight, specifically a wheel or bicycle straight, where the Ace serves as the lowest card. It is a rare and valuable hand in certain poker games, especially when considering the potential for a straight flush or a royal flush.

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An ace is the highest card, but it can also function as the lowest in completing a straight. ... A-2-3-4-5 is considered a five-high straight, and it is called a wheel or bicycle; this is the only time an ace plays as a low card. An ace-high straight flush is called a royal flush and it cannot be beaten.read more >>