Cometmon

[App Fusion Warpman & Weatherdramon.Cost 0]

If 2 such cards are linked together, stack the link card on top and digivolve.

Collision

On Play When Digivolving You may link 1 level 4 or lower Digimon card from your hand or this Digimon's digivolution cards to this Digimon without paying the cost:

All Turns Once Per Turn When effects trash any of this Digimon's link cards, 1 of your opponent's Digimon gets -8000 DP for the turn.

Link Effect DP +4000

Link Appmon trait: Cost 3

(Plug this card from the hand or battle area sideways into the specified Digimon in the battle area.)

All Turns Once Per Turn When this Digimon would leave the battle area, by trashing 1 of its link cards, it doesn't leave.