Mamemon

＜Collision＞ (During this Digimon's attack, all of your opponent's Digimon gain ＜Blocker＞, and must block if possible.)
[On Play] [When Digivolving] Reveal the top 3 cards of your deck. you may play 1 play cost 4 or lower [DM] trait card among them without paying the cost. For each of this Digimon's face-down digivolution cards, add 1 to this effect's play cost maximum. Return the rest to the bottom of the deck.

[When Attacking] [Once Per Turn] ＜De-Digivolve 1＞ 1 of your opponent's Digimon. (Trash the top card. You can't trash past level 3 cards.)

[Alt]
[Digivolve] Lv.4 w/[DM] trait: Cost 3