When you try to draw seven cards as part of Lich's Mirror's effect, you'll be unable to complete at least one of those draws and you'll lose the game the next time state-based actions are checked
In Conclusion While I do slightly worry about the more intricate interactions of committing a crime being overly convoluted for some newer players (how many times have you forgot to target on cast?), I think the direction it takes the game in is exciting, and if you see yourself wanting to try it out, you could do worse than to check out these picks.
Instead of thinking of the Vampires as feeding on other creatures, as the flavor for cards like Sengir Vampire does, what if the Vampires fed on your opponent
Enchanted creature gets +1/+1 and has Whenever this creature attacks, scry 1.) 2/2 Illustrated by Scott Murphy Standard Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
Its also notable as a wildly powerful card thats been a core part of Pioneer for what feels like forever