Antimatter Dimensions - Name a Valid Challenge

Directly reduces the multiplier on Antimatter Dimensions

11

Directly limits the number of dimensions you can have (by type, quantity, or level), including making dimensions unable to produce even if they are still purchasable

9

Has an achievement associated its completion, alone or under specific conditions

6

Modifies what dimensions produce

2

Affects Replicanti or their galaxies directly

5

Unlocks a new Time Study (even if the requirement can be removed and excluding Dilation)

6

Modifies Black Holes or game speed

5

Has a direct multiplier (to anything) as its reward, not including power effects

14