Hexor clears his throat in a polite fashion. "With the greatest of respect for all of you, please try to remember that there is a difference between willing ally and subjugated servant." he says in his deep, rumbling voice.

"Right now, we are the former." Vexor continues. "We feel obliged to warn you that attempts to treat us like the latter would require us to take... unfortunate measures."

Hexor grins in a nasty fashion. "By which he means 'Disembowel you and hang you from the Horn by your gleaming innards'."

"Well, yes, though I was not intending to put it quite so... bluntly."

Victor

The fountain does indeed radiate conjuration magic, though less strongly than you would expect of a proper artifact.