Artwork variants
2 printings of BT25-028. They are the same card for deck building — any of them fills the slot.
Dianamon
- Level
- Lv.6
- Play Cost
- 12
- DP
- 12,000
- Form
- Mega
- Attribute
- Data
- Traits
- Shaman/Olympos XII/Iliad/TS
- Digivolves From
- Lv.5 · Blue/Purple · digimon · Cost 4
- Set
- BT25
Effect
Digivolve Lv.5 w/[TS] trait: Cost 3
When this card would be played, if your opponent has a level 6 or higher Digimon, reduce the cost by 5.
On Play When Digivolving None of your opponent's Digimon with 1 or fewer digivolution cards can suspend until their turn ends. Then, delete 1 of your opponent's unsuspended Digimon.
All Turns Once Per Turn When any Digimon are played or digivolve, you may trash any 4 digivolution cards from your opponent's Digimon. Then, 2 of your Digimon may DNA digivolve into [GraceNovamon] in the hand.
Inherited Effect
When Attacking Once Per Turn 1 of your opponent's Digimon or Tamers can't suspend until their turn ends.
Track this card
Record how many copies of BT25-028 you own and DigiFoundry shows which are in decks, which are up for trade and which are actually available.
Rulings for Dianamon
Official clarifications published for this card.
If an opponent's Digimon with 1 or fewer digivolution cards enters the battle area after this card's [On Play] [When Digivolving] effect activates, can that Digimon suspend?
No, it can't. This card's effect targets all of their Digimon with 1 or fewer digivolution cards, therefore even if your opponent's Digimon with 1 or fewer digivolution cards later enters the battle area, they are still affected by this effect.
8 May 2026
Does this card's [All Turns] effect also trigger when this card itself is played or when one of my Digimon in the battle area would digivolve into this card?
Yes, it triggers.
8 May 2026
This card's [On Play] [When Digivolving] effect and [All Turns] effect triggered simultaneously when this card was played or when my Digimon digivolved into this card. If I first activate the [All Turns] effect at such times, can I DNA digivolve into [GraceNovamon] and then activate this card's [On Play] [When Digivolving] effect?
No, you can't.
8 May 2026
This card's [On Play] [When Digivolving] effect and [All Turns] effect triggered simultaneously when this card was played or when my Digimon digivolved into this card. If I first activate the [All Turns] effect at such times, can I DNA digivolve into [GraceNovamon] and then activate this card's [On Play] [When Digivolving] effect?
No, you can't.
8 May 2026
If an opponent's Digimon gains 2 or more digivolution cards after this card's [On Play] [When Digivolving] effect activates, can that Digimon now suspend?
Yes, it can now suspend.
8 May 2026
If an opponent's Digimon with 1 or fewer digivolution cards enters the battle area after this card's [On Play] [When Digivolving] effect activates, can that Digimon suspend?
No, it can't. This card's effect targets all of their Digimon with 1 or fewer digivolution cards, therefore even if your opponent's Digimon with 1 or fewer digivolution cards later enters the battle area, they are still affected by this effect.
8 May 2026
Does this card's [All Turns] effect also trigger when this card itself is played or when one of my Digimon in the battle area would digivolve into this card?
Yes, it triggers.
8 May 2026
If an opponent's Digimon gains 2 or more digivolution cards after this card's [On Play] [When Digivolving] effect activates, can that Digimon now suspend?
Yes, it can now suspend.
8 May 2026
