Infermon (EX6-041) - Infernal Ascension

[On Play] [When Digivolving] By deleting 1 of your Digimon with [Diaboromon] in its name, this Digimon may digivolve into [Diaboromon] in your hand without paying the cost.

[All Turns] [Once Per Turn] When one of your other Digimon with [Diaboromon] in its name is played, [De-Digivolve 1] 1 of your opponent's Digimon (Trash the top card. You can't trash past level 3 cards).