For starters, Joined Researchers is a 2/2 Creature with First Strike
You can even add some stickers to customize it however you like, due to its all black colour
Souichirou Gunjima, the illustrator behind Laceys Special Illustration Rare, was also behind the energetic Alternative Art for Revaroom ex back in Obsidian Flames
While X spells don't always thrive there, given the prevalence of "cast without paying its mana cost" effects that like to cast them for zero, many consider ElectrodominanceElectrodominance worth the risk because it allows you to burn an opponent out with all the mana you've acquired from your rituals, then tack another spell on to continue the process for others
Though in the case of games like yugioh or even hearthstone it could be said who cares, cause the cards still sell and the games still keep players playing even if certain setups work better than others
Their sneaky ninjutsu tactics keep opponents on their toes, not knowing when youll replace one unblocked creature with a ninja