Megadramon

[On Play] [When Digivolving] Reveal the top 3 cards of your deck. Among them, place 1 [Machine], [Cyborg] or [SoC] trait card as this Digimon's bottom digivolution card, and add 1 such card to the hand. Trash the rest.
[When Attacking] If an [SoC] trait Tamer card is in this Digimon's digivolution cards, delete 1 of your opponent's play cost 3 or lower Digimon or Tamers.

[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/[SoC] trait: Cost 3