Tulane was among the four programs to offer Robert Cooper in a span of about two hours Thursday.
Louisville was first for the day, followed quickly by Mississippi State, Missouri and then the Green Wave.
"It was surprising," Cooper said. "It just came out of nowhere, and I'm still trying to believe this just happened."
Those four schools mark just the latest in the quickly expanding recruiting attention heaping upon the South Gwinnett (Ga.) defensive tackle, a standout 2018 prospect.
South Carolina offered Cooper on Monday.
The 6-foot-2, 340-pound athlete already held offers from Florida State on Feb.