Though Assassin's Creed 4: Black Flag launches later this year, North American retailers are vying for your dollars today by announcing a slew of retailer-specific pre-order bonuses.

GameStop has the 'Black Island' pack, which includes the deadly black ship, a Captain Morgan costume and his silver flintlock pistol. Amazon.com will offer the 'Hidden Mystery' pack, an extra treasure-hunting mission on Mystery Island, Stede Bonnet's ship and Sted Bonnet costumes and multiplayer items. Walmart gets the 'Sacrificed Secrets' pack, a collection centered around Captain Drake that includes his dual-wield swords and pistols, plus his picture, title and relics. Best Buy has the 'Lost Treasures' pack, an ivory wheel and spyglass relic, and Target gets the 'Trove of Mystery' pack, which includes an iron wheel and astrolab relic.

Assassin's Creed 4: Black Flag launches on the PS3, Xbox 360, Wii U and PC on October 29. Next-generation console ports of Assassin's Creed 4 are also planned. All UK pre-orders get access to "The Watch" app.