BJJ legend Marcelo Garcia is known for his arm drags, guillotines (Marcelotine), and north south chokes. He started using the arm drag as a purple belt when learning wrestling and adapted it to BJJ from the guard.
In this great video, we get to see Marcelo vast arsenal of arm drags to takedown combinations during his various live rolls.
Watch the master:
Here he shows how he does one of his best arm drag to takedown options:
