- Spawns on player when they use their first power-up
- Lasts as long as player has any power-up
- A hexagon of animated, additive, fullbright papersprites
surround and move with the player, takes player's angle
- Dropped power-ups become paper items (overloaded to
store power-ups instead of items).
- The dropped power-up stores its remaining duration.
- The power-up can be picked up during any state.
- If you already have the same kind of power-up, the
duration is simply extended.