Concentration = major limit. One buff at a time, plus they go away when hit.
Granted, it would probably help if the DM didn't keep hitting me for 40+ damage. #dnd5e @Trevor_WotC @mikemearls @JeremyECrawford
— Erik Scott de Bie (@erikscottdebie) July 11, 2015
@erikscottdebie Getting clobbered that hard would make it hard for just about anyone to concentrate! @Trevor_WotC @mikemearls
— Jeremy Crawford (@JeremyECrawford) July 11, 2015