Did this with 3 star or lower units using 3 star or lower CEs
This is my alt account. The yellow lock in the corner is from a app called My Knox which let's you easily play 2 accounts.
Music Used:
Rain - Armored Core 4
The Sunken March - The Dishwasher: Vampire Smile
Battle Result Screen - Final Fantasy 13
Fate Grand Order Robin Hood fights Mordred with the help of David and some light music... also that other guy nobody knows the name of.