By Daniel Bates Lamar Jackson seems to think Seahawks wide receiver DK Metcalf would look pretty good in purple and black. On Sunday, the former MVP tagged Metcalf on Twitter with his recruiting pitch. “[DK] slide,” Jackson tweeted. Saying, “We got them Guyz but you can slide to we welcome everyone here with open arms you definitely one of them Guyz as well.” The football world reacted to Jackson’s tweet once it made the rounds. “Lamar recruiting,” one account tweeted. “My boy recruiting heavy this off season I love it,” a Ravens fan commented. “Y’all trying to still tell me Lamar wouldn’t be …