If you can't cast these exiled cards, they'll go to your graveyard, and Valakut Exploration will deal damage equal to that number of exiled cards to each opponent
Like the original Moat, Teferi's Moat is a card that a large percentage of decks simply cannot beat, and it puts many others on only a handful of outs
Armor Wars Arni Slays the Troll Avengers: Under Siege Battle of Frost and Fire Book of Mazarbul Burn, Burn, Tree and Fern Day of the Moon Esper Terra Fable of the Mirror-Breaker Forging the Tyrite Sword Founding of Omashu Heaven Sent Hidetsugu Consumes All Ifrit, Warden of Inferno In the Darkness Bind Them Invasion of the Giants Kardur's Vicious Return Korvold and the Noble Thief Kumano Faces Kakkazan Lavabrink Repels the Magmaloth Maximum Carnage Oath of Eorl Origin of Thor Origin of the Hidden Ones Phoenix, Warden of Fire Ral and the Implicit Maze Rediscover the Way Roar of Endless Song Roar of the Fifth People Showdown of the Skalds Summon: Brynhildr Summon: Esper Ramuh Summon: Esper Valigarmanda Summon: G.F
you can cope with more varied scenarios, and you can go toe-to-toe with slightly more powerful decks without fundamentally increasing the power level of the deck
Ive always liked the concept of Tinybones, this little gremlin causing minor mischief while thinking hes the second coming of Dack Fayden, but I now love it after reading the story and seeing the little skeleton that could be the only interesting member of Okos crew