A mana dork that taps for 2 mana and becomes a late-game threat
The Fiend Comedian This Trap Card can be used to either banish every card in the opponents graveyard from the game, or send the same number of your own cards to the graveyard on the outcome of a coin flip Chill, Konami
Rats reward you for going wide and going low to the ground and because most of the archetypes best cards are cheap, its one of the friendliest decks for a new Commander player to build
Filling both sides of every page early creates page stress before the cards have settled
You can get around this with the likes of Borne Upon a Wind and a bunch of combat phase spells, but its still an extra step
However, an infinite combo like this, which immediately knocks out an opponent, will only serve to upset players and can even ruin a Commander session