Trident Arm (ST15-16) - Starter Deck 15: Dragon of Courage

[Main] [De-Digivolve 3] 1 of your opponent's Digimon. Then, until the end of your opponent's turn, 1 of your opponent's Digimon gains "[Start of Your Main Phase] This Digimon attacks."

[Security] [De-Digivolve 3] 1 of your opponent's Digimon. (Trash up to 3 cards from the top. You can't trash past level 3 cards.)