From the main menu, select "Level Editor" and then select "Create New".
Go down and select "Modifiers".
Select "Player" and change the Speed to Fast or Slow.
Still under "Player", change the Size to Big, Small or Inflated (Note: if you choose inflated you can change the number of hits your HyperDot takes).
Press B and select "Arena".
Change the Type to Ice or Dark.
Change the Size to Big or Small.
Change Power Ups to On and select the Rate to be Low or High.
Press B until you return to the Level Editor Main Menu and select Test Level.
Your achievement should now unlock!