Do we know this Alpha?

Sirius blinked in surprise as Artorias approached them. His height equal to that of the Warlord, which put him just over Briar now, as well. A quick scan showed Sirius that Artorias was well and healthy. His eyes bright with health, and his steps sure. His growth spurt also seemed to indicate he had been eating enough to sustain his growth. All in all, a good outcome that boarded well for the Hallows as a whole.

The Warlord hid a grin as Art grabbed the Warlords daughter in an embrace, and gave the two a moment. When the Aegis turned to him, Sirius returned the greeting, nodding his head in respect for the other Alpha. There was, however, a hint of mischief in the Warlords eye. “Aegis of the Hallows, I presume?” he teased “this is my daughter, Briar, Princess of the Armada, and I’m Sirius, it's Warlord. We’ve come with the returning of the sun to bid you well and offer a gift and our hand in friendship…” he paused, coughing to hold back a laugh. “My daughter has brought with her a gift given in friendship and goodwill.” He indicated towards his daughter


"Speech"