The I and 3 Junk Defence is not very common, but can be very effective at providing a majority of players in man-to-man match-ups who are supported by the strength of zone help defence. One of the great benefits of the I and 3 Junk Defence is it allows for a number of different player placements to ensure players that are weak players defensively can be rotated into a variety of roles.
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The Triangle and 2 Junk Defence is one of the more popular hybrid defences across basketball. This form of a Junk Defence is useful against teams who have two pivotal scorers while on offense. A Triangle and 2 Junk Defence allows for two defensive players to utilise man-to-man defence principles while the remaining three defensive players form a triangle and employ zone defence rules.
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The Box and 1 Junk Defence is one of the more common seen around basketball courts. A junk defence brings together both man-to-man and zone defence principles. A junk defence is most beneficial when there are players of the oppositions who need to have a strict man-to-man denial defence applied for reasons of significant scoring ability or some other offensive quality.
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