evil yugioh cards CR06-AE004 HERO Sinister Necrom (SR) and can only be used in Speed Duels. Infernoid Evil - Battles of

Miscut so moar money

These are probably the most popular, but if you want to run more, they are readily available in droves

Yeva is a 4/4 for four-mana who not only has flash herself, but also gives all of your Green Creature cards flash as well

That said, the cards I loved the most from Yugioh were the big juicy 'pay life' cards, stuff like Mirror Wall could be devastating (better than Mirror Force if you have a reasonable board!), Solemn Judgement was insane, both were cards people in my meta hated because you paid life (they never noticed that Mirror Wall was a Trap card or something idk, I had played Magic before at least), these were among my favorite cards, at least I got my Judgement really easily, they thought it was a terrible card, I mean, half your life for a better Force of Will, who would play THAT poop tier card (I obviously would lol)