I would argue for the following rule: In the Commander format if a player has thirteen (13) or more poison counters, he or she loses the game
Diablo, Devoted Herald Enchanted ($298) You may be forgiven for not recognising Diablo at all
Dawns Truce This white instant is a great budget alternative to Teferi's Protection, but Dawn's Truce suffers from board wipes becoming increasingly exile-based
it can't be cast with a single Plains or off-color Mox, casting a single Hyppie with it is not enough to win a game, and it's a dead card when you do have enough land
Whenever Kefka (clown side) attacks, each player must discard a card, and you can then draw a card for each card type discarded
You can really go all-in on the explore sub-theme when playing Merfolk, as pairing Hakbal with NicanzilNicanzil, Topography TrackerTopography Tracker, Path of DiscoveryPath of Discovery, Twists and TurnsTwists and Turns and Wildgrowth WalkerWildgrowth Walker is a powerhouse core