You defeat your opponent if you reduce their life points to zero, or if they've run out of cards in their deck and need to draw one
I hope you have a spectacular prerelease and pull a lot of good galaxy foil cards, but above all else, have fun
Since damage persists in the form of counters, their 3/3 would effectively turn into a 3/1, but there is no real difference between a 3/3 and a 3/1 when wed challenge it with our 3/4 on the subsequent turn
Theres also synergy between cards from the same pirate crews, which mirrors the anime
The effect is extremely strong, but it definitely doesn't fit into just any decklist
The Nazgl breaks one of the fundamental rules of Magic, the four-copy limit (or the singleton rule in Commander)