The same group of Argentinean investors behind last year’s record-smashing $125 million purchase of a prime Miami lot is at it again. This time they put together a Brickell assemblage likely to be developed as luxury rentals.

A broker who has served as the conduit for the out-of-towners says his clients are looking to plunge even deeper into Miami real estate, calling cash that has been spent so far “the tip of the iceberg.”