Professor X, Nightcrawler, Wolverine,
Cyclops, Iceman, then Storm, Angel...
The Big Bang Theory Season 2, Episode 1
when you leave him
there sleeping like an ANGEL in his cot.
Money Heist Season 1, Episode 6
The professor is my guardian ANGEL,
Money Heist Season 1, Episode 6
Oh, derived from the word "ANGEL."
Appropriate.
The Big Bang Theory Season 4, Episode 22