Mewtwo ex decks will slot in Mew ex for the same reason, to have more control in the mirror match, and this already appears to be having a positive effect on the Pokmon TCG Pocket meta by injecting some diversity
Casting other players spells is fun, as is drawing massive amounts of cards, especially when the latter comes with a metric ton of group damage stapled to it
You will want to add cards to help make them unblockable like Rogue's Passage to get the card flow and player kill
Wrap Up Helm of Chatzuk (Alpha) | Illustration by Mark Tedin I hope this helped to explain a notoriously complicated mechanic in MTG
Card Name Mana Cost Type Artifact Rarity Common rules Text When this artifact enters, draw a card., Sacrifice this artifact: Target creature can't be blocked this turn
It helps that the mana can be any combination of colors, while Savage Ventmaw can only make red and green mana when it attacks