When a manager pops out of the dugout to signal a lefty or righty from the bullpen, the sign is fairly universal.
But what about when that pitcher is the ambidextrous Pat Venditte? This is what it looks like:
The Toronto Blue Jays brought in Venditte with two out in the fifth inning of Friday's game against the Boston Red Sox. He proceeded to induce a Brock Holt pop out to end the inning.