When combined with draw seven effects like Wheel of Fortune, it breaks the symmetry by preventing your opponents from drawing cards and often wins the game
Ring of Xathrid The more I play with it, the more I really like the Ring of Xathrid
Second is Expropriate (Borderless), which, despite providing a decent price point, hasnt seen play across multiple formats
Its trivial to set up a winning sequence by casting this and following it up the next turn with Craterhoof Behemoth or another Overrun effect
And that's a common situation - Ancient Tomb, Guildless Commons, or Temple of the False God can also tap for 2 mana
This deck is built around the food mechanic , and it is finely balanced to ensure you're always gaining health while draining the life source of your opponents