"Blades not good," Rodimus says to the hobgoblin as he grabs a hold of it.
Touch attack, Grapple (1d20+11=20, 1d20+15=23, 1d10+5=6), guessing that's successful, then another check:
Grapple check (1d20+10=13, 1d10+5=7).
If the first wasn't successful, then roll another touch attack for me.