exp share pokemon card TCG Online Pokémon Tool Rarity Exp. Share - Dragon Vault

It would, if this was actually another opportunity to collect past Pokmon ex cards like The Pokmon Company says

That's all the card does, but this gives players an invaluable advantage

In your case, Lucario- EX is Basic, M Lucario- EX is Mega evolution that "Evolves from Lucario- EX " so you only need Lucario- EX in play to be able to evolve to M Lucario- EX , any other combination won't work [1]

It doesn't wear off during the cleanup step or when Guide of Souls leaves the battlefield

Collectors and trainers have been going wild for Prismatic Evolutions

Firstly, ensure you have a reliable printer capable of producing high-resolution prints