[When Digivolving] Gain 1 memory for every 4 cards
in your hand. [When Attacking] If you have 8 or more
cards in your hand and a Tamer in play, return 1 of
your opponent's Digimon with an [On Deletion] effect
to the bottom of its owner's deck. Trash all of the
digivolution cards of that Digimon.