mtg creature etb draw a card Magic the Gathering [185] Commander 2019 Single Mint / near mint condition trading card Here is a data-informed thought

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But if you cant get neither Flux Channeler nor Evolution Sage, then Skydiver would be your best option otherwise

Much like Mardu Charm this carries it a long way

These percentages are still high, but nowhere near Caw Blade levels

Sephiroth, One-Winged Angel Color Indicator: Black Legendary Creature Angel Nightmare Avatar Flying Super Nova As this creature transforms into Sephiroth, One-Winged Angel, you get an emblem with Whenever a creature dies, target opponent loses 1 life and you gain 1 life. Whenever Sephiroth attacks, you may sacrifice any number of other creatures

Depending on the creature type you pick you might have a few lingering creatures on the battlefield, popular creature types like Elves and Humans will likely see a few hanging around, but the spell should be more than enough to empty the board