Artorias, the Abyss Walker

When Artorias enters the battlefield, summon
6/3 Great Grey Wolf Sif creature with Haste and Trample. If Great Grey Wolf Sif dies, Artorias
gains Frenzy 2.
First Strike, Vigilance
"Ah, Sif! There you are! All of you...
forgive me... for I have availed you nothing"