While it will be attactive to run him in the command zone, he will also be right at home in countless aristocrats and tokens builds, especially those with Commanders and gameplans that involve sacrificing many creatures per turn
Here are the cards of which I kept up to four copies: Akroma, Angel of Wrath Bane of the Living Blade Sliver Brood Sliver Caller of the Claw Chromeshell Crab Clickslither Crypt Sliver Essence Sliver Gempalm Incinerator Hunter Sliver Graveborn Muse Magma Sliver Mistform Sliver Mistform Ultimus Phage the Untouchable Root Sliver Shifting Sliver Synapse Sliver Tribal Forcemage Ward Sliver Willbender White Knight Windborn Muse Wirewood Hivemaster Withered Wretch That may seem like a lot, but lets put it into context
Its a deterrent for your opponents to chump-block and it gives you an additional benefit even if your creature dies in combat
This four-ink Dreamborn character is going to grant Emerald aggro decks all their wishes
If you had to be on the crew, which legendary pirate would you want as your captain
If you don't, put it into its owner's graveyard