Tapping and stunning every one of an opponents permanents is an effective death sentence in late-game Commander, and Kiora serves as the best finisher on this list as a result
Regardless, its some pretty fun colorful art by illustrator Souichirou Gunjima
Atraxa is too low impact here, especially without a red pip, giving 1 energy a turn while making you a target by playing the most popular and powerful commander in the game
Consider this strongly in any deck that meets those requirements
When I already have 8 mana, I might have other spells that I could cast that could be more impactful than drawing cards based on my toughest creature and putting any creatures from my hand to the field
destroy it, and if you do, Special Summon 1 monster from your Deck in Defense Position, with a different original Type and Attribute, whose Level is lower than that monster's original Level, but negate its effects