Originally, the significance of this card's existence was in connection with Miracle Fusion , and it was expected that the strategy of drawing fusion monsters by reusing fusion materials excluded by Miracle Fusion would be powerful, but it was expected that the turn this card was activated was another Special Summon
You can activate the regeneration ability even if Spiritmonger isn't at risk of being destroyed
There's no single official statement, but the practical consensus is logistical: as release schedules accelerated and print runs ballooned to meet demand, running separate stamping operations on every set became more burden than benefit
Itll at least make faking a bit easier because now you wont have to worry about trying to download the right blank you can simply keep the blanks you already have and just download the appropriate overlay (assuming you havent done that already)
It doesnt just remove the threat it traps it on the field with no real impact
Shes relatively new to Dungeons & Dragons having started playing 5th edition several years ago