Megadramon

[On Play] [When Digivolving] Delete 1 of your opponent's level 4 or lower Digimon. If this effect didn't delete, ＜De-Digivolve 1＞ 1 of your opponent's Digimon. (Trash the top card. You can't trash past level 3 cards.)
[All Turns] [Once Per Turn] When any of your [Machine], [Cyborg] or [ME] trait Digimon are played, you may activate 1 of this Digimon's [When Digivolving] effects.

[End of Attack] [Once Per Turn] By unsuspending this Digimon, delete 1 of your Digimon with the lowest play cost.

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