C Common Black Skull Dragon X DARK Level 9 [ DragonFusion ] ATK 3200 DEF 2500 "Summoned Skull" + "Red-Eyes Black Dragon" (This card is always treated as an "Archfiend" card.) UR Ultra Rare Masked Sorcerer X DARK Level 4 [ SpellcasterEffect ] ATK 900 DEF 1400 When this card inflicts Battle Damage to your opponent's Life Points, draw 1 card from your Deck
BT2-006 R Digi-Egg Lv.2 Tsumemon Color Black Form In-Training Type Unidentified Card Text 2 [Inherited Effect] [Your Turn] While you have another Digimon in play with the same name as this Digimon, this Digimon gets +2000 DP
[On Play] Activate 1 of the effects below: You may play 1 [Armadillomon] from your hand without paying the cost
Raise your Stage Level by completing Stage Missions, and new Legendary Duelists will appear
Finally, if the controller controls 6 or more "Krawler" monsters, monsters they control can attack the opponent directly
Ultimately, whether Pile Armed Dragon sees play would depend on the specific deck build and playstyle, as it can be a situational but potentially valuable addition in the right circumstances