Mangara of Corondor — ruling 1

If the target permanent is an illegal target by the time Mangara's ability tries to resolve, the ability doesn't resolve. You don't exile Mangara.

Mangara of Corondor — ruling 2

If Mangara leaves the battlefield before its ability resolves, the target permanent is still exiled. Mangara won't be exiled from the zone it's in.

Mangara of Corondor : règles, fonctionnement et interactions (MTG)

Mangara of Corondor is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

: Exile Mangara and target permanent.

How it works : Mangara of Corondor

Original English text — Wizards of the Coast / Scryfall

#1March 19, 2021· Wizards of the Coast
If the target permanent is an illegal target by the time Mangara's ability tries to resolve, the ability doesn't resolve. You don't exile Mangara.
No other card is named in this ruling.
#2March 19, 2021· Wizards of the Coast
If Mangara leaves the battlefield before its ability resolves, the target permanent is still exiled. Mangara won't be exiled from the zone it's in.
No other card is named in this ruling.