Standard Answer to all 5E rules questions: "Ask your DM."
OD&D, 1E and 2E challenged the player. 3E challenged the character, not the player. Now 4E takes it a step further by challenging a GROUP OF PLAYERS to work together as a TEAM. That's why I love 4E.
"Your ability to summon a horde of celestial superbeings at will is making my ... BMX skills look a bit redundant."
"People treat their lack of imagination as if it's the measure of what's silly. Which is silly." - Noon
"Challenge" is overrated. "Immersion" is usually just a more pretentious way of saying "having fun playing D&D."
"Falling down is how you grow. Staying down is how you die. It's not what happens to you, it's what you do after it happens.”