Mastemon

Q:If I don't have a level 4 or lower purple or yellow Digimon card in my trash, do both players still trash the top card of their security stack from this card's [When Digivolving] effect?

A:Yes, they do.

Q:Do the [Security] effects on cards trashed by this card's [When Digivolving] effect activate?

A:No, they don't.

Q:If I activate this card's [When Digivolving] effect when my opponent has an empty security stack, do I win the game?

A:No, just because there are no security cards to trash doesn't mean you win the game.

Q:If either or both players have empty security stacks, can I use this card's [When Digivolving] effect to play a level 4 or lower purple or yellow Digimon card from my trash?

A:Yes, you can.

Q:What cards can be played using this card's [When Digivolving] effect?

A:1 purple level 4 or lower Digimon card or 1 yellow level 4 or lower Digimon card.