There are plenty of amazing cards that entered Magic: The Gatherings Standard format with the release of Foundations, with tons of them being reprints of cards from Magics extensive history
Citizens of the plane love sports and games, and it has a giant stadium called Valor's Reach where people come to battle in front of giant crowds
Mana Cannons Mana Cannons is a damage engine that rewards you every time you cast a multicolored spell
It's a mechanic that is primarily reactive rather than proactive: you rely on having enough creatures to benefit from it, and even then, the restriction of only being able to place one +1/+1 counter per creature can feel underwhelming compared to more efficient counter-based strategies like Proliferate or, dare I say it, Modular
It's a two-mana Spell Pierce combined with a two-mana Shock (that can't even hit players) combined with a two-mana Faithless Looting (without flashback)
(2020-11-10) If combat damage dealt to the monarch causes that player to lose the game, the triggered ability that causes the controller of the attacking creature to become the monarch doesn't resolve