While you have a Digimon with [Armor Form] in its traits in play, you may use this card without meeting its color requirements.

[Main] You may digivolve 1 of your Digimon with [Armor Form] in its traits into a Digimon card with [Magnamon] in its name in your hand, ignoring its digivolution requirements and without paying its memory cost. The Digimon that digivolved with this effect can't have its DP reduced by your opponent's effects until the end of your opponent's turn.