yugioh card rules How to Play Yu Gi Oh! Beginner's Guide & Rulebook An individual card from the Yu Rulebook & Beginner's Guide –
Description
It looks like currency
Sure, dropping an Old Gnawbone is always good, but why not drop something like Omniscience

Owing its initial roots to a pair of popular video games for the Nintendo Game Boy, these ideas have grown into a full entertainment franchise filled with comic books, toys, movies, animated television shows and of course, a wildly popular trading card game

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]
