The former regional champion has all the skills to be a worthy Duelist - if he can only stop cheating. He won't hesitate to destroy his opponents' cards or mess with their decks just to get the win.

His Insect Deck contains his favorite creepy crawlers - which he combos with tricky Spells and Traps to execute his cunning strategies. Weevil was planning to cheat his opponents to win this tournament, but tagging with the player might change his ways...

Great Moth
Perfectly Ultimate Great Moth

How to Unlock Weevil Underwood

  • You unlock Mai Valentine by obtaining Points in the Raid Event.

How to Level-Up Weevil Underwood

  • You can Level-Up Weevil Underwood's Trust by Dueling with him selected as your partner from the Main Menu Screen or Dueling with him as your partner in Tag Duels.

  • You will need a Weevil Underwood Character Piece to unlock Trust Levels 11-20, which is obtainable from the Raid Event Cumulative Rewards.

Weevil Underwood Level-Up Rewards

Trust Level Reward
1 -
2 50 Gems
3 5 Skill Material (S)
4 5 Skill Material (M)
5 50 Gems
6 5 Green Material
7 1 Special Skill Material
8 50 Gems
9 5 Skill Material (L)
10 Weevil Underwood Card Sleeves
11 50 Gems
12 5 Orange Material
13 5 Skill Material (S)
14 5 Skill Material (M)
15 50 Gems
16 1 Master Skill Material
17 5 Black Material
18 5 Skill Material (L)
19 2 Special Skill Material
20 5 Skill Material (XL)