wraithstrike |
No, there is no way to avoid all material components. You will have to pay for your undead. There might be a way for a divine caster to get it.
Paladins can get it, but they can't cast animate dead.
You should be able to multiclass and get the spell or use a wand of it. The spell(blood money) does not say it is only limited to working on arcane spells.