2 official rulings from Bandai, last ruled Apr 4, 2025. Straight answers to how this card actually resolves.

What does a card with "X in its text" refer to?
It refers to a card that contains the specified text or icon in its name, traits, effects, inherited effects, (Rule), digivolution requirements, DNA digivolution, DigiXros requirements, burst digivolve, App Fusion, or Link. For example, a card with [Knightmon] in its text would include cards with the name [DarkKnightmon] and cards with the text [Knightmon] in their effects.
Ruled Apr 4, 2025
This card with BT21-054 [Shotmon] as a link card is in the battle area. What happens if this card digivolves into EX7-043 [Tankmon] and no longer meets BT21-054 [Shotmon]'s link requirements?
The BT21-054 [Shotmon] linked with this card is trashed upon the rule check timing.
Ruled Apr 4, 2025
Got a line that uses Shotmon? Map it in the builder and share it with a link.
Questions and answers are Bandai's official rulings, collected and translated by the DigimonCardGame Wiki community and reused here under CC BY-SA. Card names and card text are © their respective publishers; Combalo is not affiliated with Bandai.