Minervamon (BT10-083) - Xros Encounter Foil

[Retaliation] (When this Digimon is deleted in battle, delete the Digimon it battled.)
[Opponent's Turn] When your opponent plays a Digimon, you may play 1 level 4 or lower purple Digimon card from your trash without paying its play cost. Any [On Play] effects on Digimon played by this effect don't activate.
[On Deletion] If your opponent has 2 or fewer Digimon in play, you may play 1 purple level 5 or lower Digimon card or 1 [Mervamon] from your trash without paying its play cost.