mtg serpent cards Bladecoil [The Brothers' War] Lochmere Serpent cant be blocked this turn Sea Serpent - Fifth Edition:

Masters of Evil is a punishing, removal-focused deck

With the release of Core Set 2019 came Nexus of Fate, a card that would immediately warp the format thanks to its ability to not only give you an extra turn but also shuffle itself back into your library

Virtue of Knowledge's ability doesn't copy the triggered ability

Ultimate Guard Twin Flip'n'Tray 200+ The Ultimate Guard Twin FlipnTray 200+ is a top choice for players who need to store multiple decks

You could also consider including Purphoros, God of the Forge in your deck to make it so that whenever another creature enters the battlefield under your control you can deal two damage to each opponent