pokemon scarlet violet surging sparks booster box and 8 (SV08) – GuuBuu Hobby A Growing Storm of Stellar Strength Pokemon Scarlet & Violet -

This card continues to climb in value as the set ages, leaving no doubt that Greninja is a genuinely striking card deserving of its high price

So you cant abuse its effect in multiples

One of the few Commanders to do it is Omnath, Locus of All, who isnt really very Infect-y

5/62 Gengar(Holo)

Color Purple Cost 0 Attribute X Antibody Card Text 1 [Effect] While you have a Digimon with [X Antibody] in its traits in play, you may use this card without meeting its color requirements

Magic Knight: Diana has decent 3 Combat, and can access some Guardian cards to put it to good use, allowing her to stand her ground in non-magic combat as well, particularly while she's still accumulating Willpower to cast magic