Leaks for OP6 Twin Champions Part 1 is here.
Translation: Credit to translation team in OPTCG discord.
Saga
Red Character (OP06-006) UC
4 Cost / 5000 Power (Slash)
FILM / Asuka Island
[Counter +2000]
[Don!! x1] [When attacking] This character gains +1000 until the start of your next turn. Then, at the end of this turn, trash one of your {Film} type characters.
Black Bug
1 cost Purple event (OP06-077) R
Vinsmoke Family / Germa 66
[Main] If the number of Don!! on your Don!! field is equal to or less than your opponent’s Don!!, place up to one of your opponent’s cost 5 or less characters on the bottom of its owner’s deck.
[Trigger]: Place one of your opponent’s cost 4 or less character’s on the bottom of its owner’s deck.
Negative Hollow
2 cost black event (OP06-097) R
Thriller Bark Pirates
[Main] Trash one card from your opponent’s hand.
[Trigger] Activate this card’s [main] effect.
White Snake
2 cost Blue event (OP06-059) uc
Navy
[Counter] Up to one of your leader or characters gain +1000 for this turn. Then, draw 1 card.
[Trigger] Look at the top 5 cards of your deck, then place them in any order at the top or bottom of your deck.
Tsuru
Blue Character (OP06-051) R
Cost 5 / Power 4000 (Special)
Navy
[Counter +2000]
[On Play] You may trash 2 cards from your hand: Your opponent returns one of their characters to its owner’s hand.
Zeo
Green Character (OP06-028) C
2 Cost / 3000 Power (Wisdom)
Fishman/New Fishman Pirates
Counter +2000
DON!! x1 [When Attacking] If your leader has the "New Fishman Pirates" type, set up to 1 of your DON!! active, and this character gains Power +1000 for this turn. Then, add the top card of your life to your hand.
Jaguar D. Saul
Blue Character (OP06-053) C
2 Cost / 3000 Power (Strike)
Giants / Navy
[Counter +1000]
[On K.O.] Place up to one character with a cost of 2 or less at the bottom of the owner's deck.
Nekomamushi
Yellow Character (OP06-110) UC
4 Cost / 5000 Power (Slash)
Minks/Land of Wano/The Akazaya Nine
[Counter +1000]
[DON!!x2] This Character can also attack your opponent's active Characters.
[Trigger] If your opponent has 3 life cards or less, play this card
Raizo
Yellow Character (OP06-112) C
3 Cost / 4000 Power (Slash)
Land of Wano/The Akazaya Nine
[Counter +1000]
[When Attacking] You may discard 1 card from your hand: Rest up to 1 of your opponent's DON!! cards.
[Trigger] If your opponent has 3 life cards or less, play this card
Tenguyama Hitetsu
Yellow Character (OP06-108) C
1 Cost / 2000 Power (Wisdom)
Land of Wano/Kouzuki Clan
[Counter +1000]
[Trigger] Up to 1 of your {Land of Wano} type Leader or Character cards gains +2000 power during this turn.
Hatchan
Green Character (OP06-031) UC
4 Cost / 5000 Power (Slash)
Fishman / Former Arlong Pirates
[Counter +1000]
[Trigger] Play up to one "Fishman" or "Merfolk" character with a cost of 3 or less from your hand.
Shark Arrows
Green Event (OP06-040) C
2 Cost
Fishman / New Fishman Pirates
[Main] K.O. up to 2 of your opponent's rested characters with a cost of 3 or less.
[Trigger] Activate this card's [Main] effect.
Earl Battler
Purple Character (OP06-075) C
2 Cost / 3000 Power (Special)
FILM / Crown Island
[Counter +1000]
[On Play] DON!! -1: Rest up to 2 of your opponent's characters of 2 cost or less.
Hitokiri Kamazo
Purple Character (OP06-076) UC
4 Cost / 5000 Power (Slash)
Supernovas / Kidd Pirates / SMILE
[Counter +2000]
[Your Turn] [Once Per Turn] When you return DON!! on your field to your DON!! deck, K.O. up to 1 of your opponent's characters of cost 2 or less.
Wadatsumi
Green Character (OP06-037) C
6 Cost / 8000 Power (Strike)
Fishman / Flying Pirates
[Counter +1000]
Gyro
Green Character (OP06-027) C
1 Cost / 2000 Power (Slash)
Gyro Pirates
[Counter +1000]
[On K.O.] Rest up to 1 of your opponent's Characters with a cost of 3 or less.
Inuarashi
Yellow Character (OP06-100) UC
4 Cost / 5000 Power (Slash)
Minks/Land of Wano/The Akazaya Nine
[Counter +1000]
[Don!!x2][When Attacking] You may discard 1 card from your hand: K.O. up to one of your opponent's characters with a cost equal to or less than the number of your opponent's current life cards.
[Trigger] If your opponent has 3 life cards or less, play this card.
Braham
Yellow Character (OP06-111) C
3 Cost / 4000 Power (Ranged)
Sky Island / Shandora Warrior
[Counter +1000]
[Activate:Main][Once Per Turn] Place a 1 cost stage at the bottom of its owner's deck: Rest up to 1 of your opponent's Characters with a cost of 4 or less.
[Trigger] If you have 2 or less life cards, play this card.
Meteor Strike of Love
Red Event (OP06-017) C
2 Cost
FILM / Straw Hat Crew
[Main]/[Counter] You may add 1 Life Card to your hand: Up to 1 of your leader or character gains +3000 power during this turn
Baron Omatsuri
Red Character (OP06-004) C
2 Cost / 3000 Power (Ranged)
FILM / Omatsuri Island
[Counter +1000]
[On Play] Play up to one "Lily Carnation" from your hand
Azure Dragon Stamp Flowing Water
Red Event (OP06-019) UC
3 Cost
FILM / Straw Hat Crew
[Main] K.O. up to one of your opponent's characters with power 5000 or less.
[Trigger] K.O. up to one of your opponent's characters with power 4000 or less.
Shadow's Asgard
Black Event (OP06-095) UC
2 Cost
Seven Warlords of the Sea / Thriller Bark Pirates
[Main]/[Counter] Your Leader gains +1000 power during this turn. Then, you may K.O. any number of your cost 2 or less characters with the "Thriller Bark Pirates" type. For each K.O.'d character, your leader gains +1000 during this turn.
[Trigger] Draw two cards and trash one from your hand.
Sai
Black Character (OP06-088) UC
3 Cost / 4000 Power (Slash)
Dressrosa / Happosui Army
[Counter +1000]
If your Leader has the {Dressrosa} type and your leader is active, this character gains +2000 power.
Vinsmoke Sora
Purple Character (OP06-063) UC
1 Cost / 0 Power (Wisdom)
Vinsmoke Family / Germa Kingdom
[Counter +2000]
[On Play] You may discard a card from your hand: If you have less DON!! on your field than your opponent, add to your hand up to 1 character card of 4000 Power or less that has the {Vinsmoke Family} type from the trash.
You couldn't even kill my boredom!!!
Green Event (OP06-039) R
4 Cost
Straw Hat Crew
[Main] Choose one:
– Rest up to one of your opponent's characters with a cost of 6 or less.
– K.O. up to one of your opponent's rested characters with a cost of 6 or less.
[Trigger] Activate this card's [Main] effect.
I could never doubt a woman’s tears!!!
1 cost Blue event (OP06-057) C
Dressrosa / Straw Hat Crew
[Main]
Up to one of your leader or characters gain +1000 for this turn. Then, reveal the top card of your deck and put up to one cost 2 character into play and put the rest on the top of bottom of your deck.
[Trigger] Put up to one cost 2 character from your hand into play.
Zeff
Blue Character (OP06-048)
3 Cost / 3000 Power (Strike)
East Blue
[+1000 Counter]
[During Your Turn]
When your opponent activates a (Blocker) or event, if your leader has the {East Blue} type, you may put the top 4 cards of your deck into your trash.
You’re the one who should disappear!
Yellow Event (OP06-115) R
0 Cost
Sky Island
[Counter]
You may trash one card from your hand: Your leader or up to one of your characters get +3000 for this battle.
[Trigger] If you have 0 life cards, put the top card of your deck onto your life pile. Then, trash one card from your hand.
Kumacy
Black Character (OP06-085) UC
2 Cost / 3000 Power (Strike)
Thriller Bark Pirates
[Counter +1000]
DON!!X2 [Your Turn] If your trash has 5 cards or more, this character has +1000 Power
Hyouzou
Green Character (OP06-034) UC
4 Cost / 6000 Power (Slash)
Fishman
[Activate:Main][Once Per Turn] Rest up to one of your opponent's characters with a cost of 4 or less, and this Character gains +1000 power during this turn. Then, add the top card of your life to your hand.
… Nothing!!! Happened…!!!!
Black Event (OP06-095) UC
3 Cost
Straw Hat Crew
[Counter] Add the top card of your life to your hand: all of your cost 7 or lower characters cannot be KO'd in battle this turn.
[Trigger] Activate this card's [Counter] effect.
Jigorou of the Wind
Black Character (OP06-084) UC
2 Cost / 3000 Power (Slash)
Thriller Bark Pirates
[Counter +1000]
[On KO] Give up to 1 of your leaders or characters +1000 power for this turn
Ama no Murakumo
Blue Event (OP06-056) UC
2 Cost
Navy
[Main] Return up to 1 of your opponent's Cost 2 or lower and up to 1 of your opponent's Cost 1 or lower characters to the bottom of its owner's deck in any order.
[Trigger] Activate this card's [Main] effect
GERMA 66
Purple Event (OP06-078) UC
1 Cost
Germa Kingdom / Germa 66
[Main]: Look at 5 cards from the top of your deck, reveal up to one card with a type including "Germa" other than [GERMA 66] and add it to your hand. Then, place the rest on the bottom of the deck in any order.
[Trigger]: Draw a card.
Victoria Cindry Black Character (OP06-091) R
1 Cost / 2000 Power (Wisdom)
Thriller Bark Pirates
[Counter +2000]
[On Play] If your Leader has {Thriller Bark Pirates} type, trash 5 cards from the top of your deck.
Dosun
Green Character (OP06-030) C
Cost 3 / Power 4000 (Strike)
Fishman/New Fishman Pirates
[Counter +1000]
[When Attacking] If your leader has the [New Fishman Pirates] Type, this character cannot be KO'd in battle, and has Power +2000 until the start of your next turn. Then, add the top card of your life to your hand.
Bearking
Red Character (OP06-012)
5 Cost / 6000 Power (Strike)
FILM / Trump Pirates
[Counter +1000]
If your opponent has a leader or character with a base power of 6000 or higher, this character cannot be KO'd in battle.
Billion-fold World Trichiliocosm
Green Event (OP06-038) UC
1 Cost
Straw Hat Crew/Dressrosa
[Counter] Up to 1 of your Leader or Characters gains +2000 power during this battle. Then, if you have 8 or more rested cards, that card gains an additional +2000 power.
[Trigger] KO up to one of your opponent's rested characters with a cost of 3 or less.
Gasparde
Red Character (OP06-005) C
6 Cost / 8000 Power (Special)
FILM / Former Navy / Gasparde Pirates
[Counter +1000]
Impact
Yellow Event (OP06-116) R
4 Cost
Sky Island / Shandora Warrior
[Main] Choose one of the following:
– KO up to 1 of your opponent's 5 cost or lower characters.
– If your opponent has 1 life, deal 1 damage to them. Then add the top card of your life to your hand.
[Trigger] Draw 1 card
Tashigi
Blue Character (OP06-050) R
Cost 1 / Power 2000 (Slash)
Navy
[Counter +1000]
[On Play] Look at the top 5 cards of your deck, reveal up to 1 {Navy} type card other than [Tashigi] and reveal it, then put it into your hand. Then, place the rest on the bottom of your deck in any order.
Linlin and Rebecca and Buggy are Special Promo.
Other 6 arts are the AA.
Tony Tony Chopper
maybe promo??
3 Cost / 4000 Power (Wisdom)
Animal/Straw Hat Crew
[When Attacking] if your opponent has a cost 0 character on the board, this character gains +2000 Power until the start of your next turn.
Wiper
Yellow Character (OP06-114) UC
5 Cost / 7000 Power (Ranged)
Sky Island / Shandora Warrior
[On Play] You may return 1 Cost 1 stage to the bottom of its owner's deck: Look at the top 5 cards of your deck, reveal up to 1 "Upper Yard" or [Shandora Warrior] type card and add it to your hand. Then, send the remaining cards to the bottom of your deck in any order.
Germa Kingdom
Purple Stage (OP06-079) C
Germa Kingdom
Activate Main: You may discard 1 card, then rest this stage. Look at the top 3 cards of your deck, reveal up to 1 card with [GERMA] in it's types and add it to your hand. Then, send the remaining cards to the bottom of your deck in any order.