King of Tokyo is what happens when Richard Garfield decides to design a family game. The dice mechanic is pure Yahtzee — roll six, keep some, reroll twice more — but the symbols on the dice trigger different actions.
The central tension is the Tokyo rule. The monster occupying Tokyo can't heal and takes damage from every other player's attacks, but their attacks hit everyone outside Tokyo. Going into Tokyo is high-risk, high-reward — and choosing whether to stay or leave when your health drops is the single most-loved decision in the game.
Power cards are the variance engine. Bought with energy tokens, they do everything from "extra die" to "deal 2 damage to everyone in Tokyo every turn" to "win when you have 5 energy tokens at end of turn." Sniping the right card with an opponent on the board edge is the most satisfying play in the game.
The single biggest strategic call is whether to chase the 20-point victory or the eliminate-everyone victory. New players default to attacking; veterans realise that scoring triple-3s on the dice accumulates faster than killing opponents one HP at a time.