Beelzemon (BT10-082) - Xros Encounter

[Digivolve: 3 from Lv.5 w/[Xros Heart] in traits]
[On Play] [When Digivolving] You may trash the top 3 cards of your deck. Then, for every 10 cards in your trash, delete 1 of your opponent's level 4 or lower Digimon.

[End of Attack] [Once Per Turn] For every 10 cards in your trash, gain 1 memory.