mew pokemon card shiny [PSA 10] {327/190}MEW ex shuffle your deck Mew ex #327 - [Graded

It basically supercharges every synergy in the deck

There's a smattering of cards that specifically interact with otters or make otters, and many of them are nice, efficient cards, even for a spellslinger deck with inexplicably few otters: Lilypad Village Valley Floodcaller Harnesser of Storms Otterball Antics Pearl of Wisdom Rockface Village Splash Portal Stormchaser's Talent Valley Flamecaller All of this adds up to an Izzet Prowess deck that features otters, which is awesome

This is especially true because of the Modern Horizons 3 Commander (M3C) precons

You can run Fiend Hunter with Karmic Guide and Sun Titan, for example, and any sacrifice outlet will work