Is it a CELESTIAL UNDEAD dragon or an UNDEAD CELESTIAL dragon. These are two different species of dragon so how you handle the situation is very important. If it is a Celestial Undead ask it what it wants. If it is an Undead Celestial dragon throw holy hammers at the dragon’s bones
Its a fellow undead! Use diplomacy to make it your ally!
Or feed him a comrade to make him your ally.
(Other food works to)
Free your fellow undead from the shackles of its oppressors.
Jane to GM: “Celestial undead dragon? Come on, you’re making stuff up now.”
Then refuse to keep playing your paper.
Surrender!
James to knight: “Celestial undead dragon? You just said that so you could make sure I was still listening, right?”
Recruit the dragon to your cause!
EPIC BATTLE FOR THE AGES!!!
Yawn. Shine some light upon it or something.
Is it a CELESTIAL UNDEAD dragon or an UNDEAD CELESTIAL dragon. These are two different species of dragon so how you handle the situation is very important. If it is a Celestial Undead ask it what it wants. If it is an Undead Celestial dragon throw holy hammers at the dragon’s bones
Attempt diplomacy with the dragon.
OR
See if Daianna’s responsible for this.
Billy has countermeasures for a celestial undead dragon! Get Billy to save the day!
James: Ask if that was a trick to see if you were still paying attention.
try to reason with it.
Deploy troops
Smoke ‘em if you got ‘em.
Enlist the Celestial Undead Dragon to the cause, perhaps by offering some snacks?
As all things do, the dragon needs a hug. Supply him with one.
Go medieval on that thing.
Politely ask him to stop.
Or her, I guess. As the case may be.
Tactical retreat!
Distract the dragon to give the others time to run.
Rebuke! Rebuke!
Ask the comics artist if he has been playing too much skyrim.
Bow before your new god.
Or
Soil yourself. If undead can do that.