Deck
Union Arena
English
Union Arena
New deck
Cards
Card List
My Collection
Series
Browse cards by set and series
Print Proxies
Print proxy card sheets at home
Pack Opening
Booster simulator - open packs and pull cards
Draft
Booster draft - open packs, pick, pass, build
Cube
Draft from a curated card pool
Decks
Public Decks
My Decks
Match Log
Your matches and deck W/L
Starter Decks
Official leftover starter lists
What to play
Quick overview of each leader or archetype: decks, staple cards, results
Compete
Tournament Hub
Meta Analysis
Best Decks to Play
Top performers right now
My Tournaments
Your registrations
Point Counter
Two-player score pad and match timer
Community
Articles
Strategy, news, and guides
Videos
Creator videos shared on ExBurst
Leaderboard
Top players and rankings
English
Sign in
/
Union Arena (Asia)
/
Deck
/
Union Arena (Asia)
/
Deck
/
Union Arena (Asia)
/
Deck
Gaku
Green
Roboco
Promotion Cards
Legal
· standard
By
Rei13
Updated Sep 27, 2026
1 view
50 cards
Fork
Play
0
Share
Export
Print
Compare
Stats
Comments
Fullscreen
Printing swap
Grid
List
Stack
Sheet
Decklist
Main deck
50
Character
40
×4
Macaron
BTR-1-094
×4
Nyonta
BTR-1-092
×4
Serizawa Gaku
BTR-1-071
×3
Nyonta
BTR-1-093
×3
Gachi's Gorilla
BTR-1-089
×4
Roboco
BTR-1-077
×4
Roboco (Romantic Comedy Worldline)
UAPR-BTR-P-004
×4
Serizawa Gaku
BTR-1-072
×4
Kumahachi
BTR-1-091
×4
Serizawa Gaku
BTR-1-073
×2
Gangly Knees Roboco
BTR-1-070
Field
2
×2
Gachi Animal Hospital
BTR-1-095
Event
8
×4
The Tour De Roboco
BTR-1-099
×4
Kumahachi's Playing Around
BTR-1-098
Stats
Comments
Stats
Comments
Home
Cards
Cards
Series
Print Proxies
Pack Opening
Draft
Cube
Card List
My Collection
Decks
Decks
Match Log
Starter Decks
What to play
Public Decks
My Decks
New deck
Compete
Compete
Best Decks to Play
My Tournaments
Point Counter
Tournament Hub
Meta Analysis
More
Comments