Which was sort of fitting since Core Sets dont contribute to Magics overall storyline (among other special characteristics), and neither does AFR
If your opponent cant cast two spells, they cant turn it from night back into day, keeping your nightbound werewolves flipped until someone can remove one of these cards
While there are a few cards like this, Gemstone Caverns is the only land that has this trait, and is one of the ways that players can win on the very first turn of the game under admittedly very specific circumstances
: Tap target creature without flying that's attacking you
Brawl Not Legal Vintage Legal Timeless Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Minsc & Boo, Timeless Heroes: If there is no legal target for the reflexive trigger in Minsc & Boo's second loyalty ability, or if the target is illegal as the ability tries to resolve, you will not draw any cards even if the sacrificed creature was a Hamster
Esper Plane: Alara Blue, black, and white creatures are artifacts in addition to their other types