Apocalymon

When this card would be played, by placing 1 of each face-up [Dark Masters] trait card with different names from your security stack under this card, reduce the play cost by 4 for each card placed.
[On Play] [When Digivolving] You may play 1 of each [Dark Masters] trait card with different names from this Digimon's digivolution cards without paying the costs. Then, all of your [Dark Masters] trait Digimon gain ＜Rush＞ for the turn. (This Digimon can attack the turn it comes into play.) At turn end, delete the Digimon this effect played.

[Alt]
[Digivolve] Lv.6 w/[Dark Masters] trait: Cost 5