Ouranosmon #BT22-039

[[App Fusion] [Entermon] & [Fakemon]: Cost 0]
If 2 such cards are linked together, stack the link card on top and digivolve
[Alliance] [Link +1] (Add 1 to this Digimon's maximum links.)
[When Digivolving] [When Attacking] [Once Per Turn] You may play 1 level 4 or lower [Appmon] trait Digimon card from your hand without paying the cost.
[All Turns] [Once Per Turn] When any of your Digimon are played, you may link 1 [Appmon] trait Digimon card from this Digimon's digivolution cards to 1 of your Digimon without paying the cost.