Sirenmon
- Level
- Lv.5
- Play Cost
- 6
- DP
- 6,000
- Form
- Ultimate
- Attribute
- Data
- Traits
- Shaman/Iliad/TS
- Digivolves From
- Lv.4 · Green/Yellow · digimon · Cost 4
- Set
- BT25
Effect
Digivolve Lv.4 w/[TS] trait: Cost 3
Security End of Your Turn You may play 1 [Ceresmon] from your hand with the cost reduced by 7. If this effect played, you may place this card as the played Digimon's bottom digivolution card.
All Turns When any of your other [Shaman] or [Iliad] trait Digimon or Tamers would leave the battle area other than by your effects, by deleting this Digimon, they don't leave.
On Deletion You may place this card face up as the bottom security card.
Inherited Effect
Opponent's Turn Once Per Turn When one of your opponent's Digimon attacks, you may change the attack target to 1 of your suspended Digimon.
Track this card
Record how many copies of BT25-039 you own and DigiFoundry shows which are in decks, which are up for trade and which are actually available.
Rulings for Sirenmon
Official clarifications published for this card.
When using this card's {Security} [End of Your Turn] effect to play BT25-059 [Ceresmon], if I activate BT25-059 [Ceresmon]'s 1st effect, is the play cost reduced by a total of 12?
Yes, the play cost will be reduced by a total of 12.
8 May 2026
If I activate this card's [All Turns] effect when multiples of my other specified Digimon or Tamers would leave the battle area at the same time by one of my effects, are all of those Digimon or Tamers prevented from leaving?
Yes, all of those Digimon or Tamers are prevented from leaving. This card's [All Turns] effect affects all Digimon without having to choose them.
8 May 2026
I activated this card's [All Turns] effect when multiples of my Digimon would leave the battle area by an opponent's effect, and I deleted this card. Can I then activate this card's [On Deletion] effect before all of my opponent's effects are resolved?
No, you can't. Once all of your opponent's effects are resolved, then you can activate this card's [On Deletion] effect.
8 May 2026
