Updated on May 21st, 2025
One Piece: Season 16 – Episode 661
One Piece Season 16 Episode 661 – A Showdown Between the Warlords! Law vs. Doflamingo! – Zoro, Kin’emon, and Luffy are reunited again, but little do they know that their reunion is being monitored by a potential threat! Meanwhile, the battle rages on between Doflamingo and Law — as these two powerhouses clash, however, the weakness of Law’s power has him against the ropes and may be his undoing. – Stream One Piece Season 16 Episode 661 Online for Free – Watch One Piece Season 16 Full Episode 661 Free – OnionPlay Official
Watch One Piece: Season 16 – Episode 661 Online for Free in Full HD – Stream Complete Episode on OnionPlay
Searching for a reliable platform to watch One Piece: Season 16 – Episode 661 online for free?
OnionPlay offers high-quality streaming of full Episodes with no registration or subscription required.
Enjoy uninterrupted access to complete episodes from anywhere in the world.
Whether you're at home or on the go, OnionPlay provides fast, secure, and user-friendly streaming across all devices.
Stream One Piece: Season 16 – Episode 661 in HD and explore a regularly updated library of the latest Episodes.
Designed for international viewers, OnionPlay makes it easy to find and
stream One Piece: Season 16 – Episode 661 online for free with quick search tools and a clean interface.
Start streaming One Piece: Season 16 – Episode 661 today – only on OnionPlay. 100% free, no limits, no hassle!
Air Date - Sep. 14, 2014
16 - 692The Struggle with Pica - Zoro's One Finishing Move May. 10, 2015- 16 - 691The Second Samurai - Evening Shower Kanjuro Appears May. 03, 2015
- 16 - 690A United Front - Luffy's Breakthrough Towards Victory! Apr. 26, 2015
- 16 - 689A Great Escape! Luffy's Tide-turning Elephant Gun! Apr. 19, 2015
- 16 - 688A Desperate Situation! Luffy Gets Caught in a Trap! Apr. 12, 2015
- 16 - 687
- 16 - 686A Shocking Confession! Law's Soulful Vow! Mar. 29, 2015
- 16 - 685Steady Progress! Luffy's Army vs. Pica! Mar. 22, 2015
- 16 - 684
- 16 - 683
- 16 - 682
- 16 - 681The 500 Million Berry Man! Target: Usoland! Feb. 08, 2015
- 16 - 680The Devil's Trap! A Dressrosa Extermination Plan! Feb. 01, 2015
- 16 - 679
- 16 - 678
- 16 - 677The Legend is Back! Kyros' All-Out Attack! Jan. 11, 2015
- 16 - 676Operation Failed! Usoland the Hero Dies!? Dec. 28, 2014
- 16 - 675A Fateful Encounter! Kyros and King Riku! Dec. 21, 2014
- 16 - 674A Liar! Usoland on the Run! Dec. 14, 2014
- 16 - 673The Rupture Human! Gladius Blows Up Big Time! Dec. 07, 2014
- 16 - 672The Last Light of Hope! The Secret of Our Commander! Nov. 30, 2014
- 16 - 671Defeat Sugar! The Army of the Little People Charges! Nov. 23, 2014
- 16 - 670Dragon Claw Strikes! Lucy's Intimidating Attack! Nov. 16, 2014
- 16 - 669A Moving Castle! The Top Executive Pica Rises up! Nov. 09, 2014
- 16 - 668The Final Round Starts! Diamante The Hero Shows Up! Nov. 02, 2014
- 16 - 667The Admiral's Decision! Fujitora vs. Doflamingo! Oct. 26, 2014
- 16 - 666The End of the Match?! A Surprising Result of Block D! Oct. 19, 2014
- 16 - 665A Burning Passion! Rebecca vs. Suleiman! Oct. 12, 2014
- 16 - 664Operation SOP Starts! Usoland Charges Forth! Oct. 05, 2014
- 16 - 663Luffy Astonished! The Man Who Inherits Ace's Will! Sep. 28, 2014
- 16 - 662
- 16 - 661A Showdown Between the Warlords! Law vs. Doflamingo! Sep. 14, 2014
- 16 - 660A Nightmare! The Tragic Night of Dressrosa! Sep. 07, 2014
- 16 - 659A Horrible Past! The Secret of Dressrosa! Aug. 31, 2014
- 16 - 658A Big Surprise! A True Identity of the Toy Soldier! Aug. 24, 2014
- 16 - 657The Most Violent Fighter! Logan vs. Rebecca! Aug. 17, 2014
- 16 - 656Rebeccca’s Sword of Death! Backwater Sword Dance! Aug. 10, 2014
- 16 - 655The Great Clash! Sanji vs. Doflamingo! Aug. 03, 2014
- 16 - 654Beautiful Sword! Cavendish of the White Horse! Jul. 20, 2014
- 16 - 653A Decisive Battle! Giolla vs. the Straw Hats! Jul. 13, 2014
- 16 - 652The Last - and Bloodiest - Block! Block D Battle Begins! Jul. 06, 2014
- 16 - 651Protect You to the End! Rebecca and the Toy Soldier! Jun. 29, 2014
- 16 - 650Luffy and the Gladiator of Fate - Rebecca! Jun. 22, 2014
- 16 - 649The Fierce Battle Coming to the End! Lucy vs. Chinjao! Jun. 15, 2014
- 16 - 648Making a Sortie! The Legendary Hero Usoland! Jun. 08, 2014
- 16 - 647Light and Shadow! Darkness behind Dressrosa! Jun. 01, 2014
- 16 - 646The Legendary Pirate! Don Chinjao! May. 25, 2014
- 16 - 645Destruction Cannon Blasts! Lucy in Trouble! May. 18, 2014
- 16 - 644A Blow of Anger! A Giant vs. Lucy! May. 11, 2014
- 16 - 643Shaking Heaven and Earth! Admiral Fujitora's Power! May. 04, 2014
