The name of this card/Digimon is also treated as [MetalGreymon].
[When Digivolving] If you have a Tamer in play, delete 1 of your opponent's Digimon with 5000 DP or less.

[All Turns] While this Digimon with [Greymon] or [Omnimon] in its name and an effect would delete it or return it to your hand or deck, you may trash 2 cards of the same level in this Digimon's digivolution cards to prevent it from leaving play.