It's clear that she wanted to catch everyone (including her opponents) off guard
Send the revealed monster to the GY if you have "Elemental HERO Neos" on your field or in your GY, otherwise shuffle it back into its Deck (if revealed from the hand, shuffle into the Main Deck)
The Soul Stone (SPM 0243) $1,180 Sothera, the Supervoid ( Edge of Eternities Showcase) $1,100 Vampiric Tutor ( Secrets of Strixhaven Mystical Archive #165) $846 Sheoldred, Whispering One ( March of the Machine Serialized) $736 Skithiryx, the Blight Dragon ( March of the Machine Serialized) $652 Wrap Up Virtue of Persistence | Illustration by Piotr Dura Blacks mythics do everything: They work with sacrifice synergies, they kill creatures, and they offer threats large enough to reanimate and efficient enough to be truly terrifying
it's the flavor of that creature type
10 Gustkraken Can Deplete an Opponents Resources Among the Gishki Ritual Monsters, Evigishki Gustkraken is only good for shuffling away cards in the opponent's hand
So, if you're planning on killing an attacking creature anyway, and you don't think your opponent has a way to counter it, then you should wait until the last moment in order to potentially draw out a (useless) trick