New mechanics: power-ups, lives, combos
One mechanic is neat; interacting mechanics are a game. We add power-ups with choices (shield or points?), lives, combo streaks and rare events. The rule: every mechanic must create a player decision.
One mechanic is neat; interacting mechanics are a game. We add power-ups with choices (shield or points?), lives, combo streaks and rare events. The rule: every mechanic must create a player decision.