Hints below if you're stuck.

Rat Controls:

[A] or [◄]: Move left

[D] or [►]: Move right

[W] or [▲] or [Spacebar]: Jump

[R]: Restart Level

[+] or [9]: Skip this level

[-] or [8]: Go back a level

[Left Mouse Button]: Purchase anything

[Left Mouse Button (On your stuff) → Drag → Release]: Place your stuff

Rat Credits:

- Andrew Wilker: Programming, Art, SFX, Puzzle Design [Try his other game]

- Jimmy Fang Xu: Art [Art Station]

- Oas7s: SFX, Music [Soundcloud]

!!!WARNING PUZZLE SPOILERS BELOW!!!

We only recommend viewing these hints if you're on the verge of quitting (Additionally, you can skip any level by pressing + or 9). Look in the top left of your game window to see which level you're on.

Level b3 Hint: 3¢ coins for 2¢, what a bargain!

Level c1 Soft Hint: The route to the flag costs 8¢ no matter how I dig, so digging can't be the solution

Level c1 Direct Hint: When I say you can buy anything, I mean ANYTHING

Level c1 Spoiler: You can buy yourself

Level c3 Hint: When I say you can buy anything, I mean ANYTHING

Level c3 Spoiler: You can buy the gift

Level d3 Hint: I need two blocks to get to the top!

Level f1 Hint: The mistletoe can only increase the value of items directly below it

Level f1 Spoiler: Put a block below the mistletoe so you can pass under it

Level f2 Hint: What's more valuable than coal?

Level f3 Hint: If you're collecting both of the coins, you're collecting too many coins!

Level f4 Hint: The solution to this level is similar to the solution to the previous level

Level g2 Soft Hint: I wish I could jump on the rat my the right, but he won't cooperate!

Level g2 Direct Hint: If only there was a way to stop the rat on the right from moving!

Level g2 Direct Hint: I need to stop the rat on the right from moving before I do anything else

Level g2 Spoiler: Use one of the coins to block the mistletoe AFTER turning one of the rats to gold

Level h1 Hint: I can upgrade a coin using the golden mistletoe!

Level h1 Spoiler: Purchase the golden coin, the coin below it will become upgraded, place a block between the upgraded coin and the mistletoe so you can collect it safely

Level h2 Hint: This level also requires you to upgrade coins

Level j2 Hint: Remember, you can buy yourself

Level k2 Hint: I can't get to the present, if only there was a way to get the present to me

Level l2 Soft Hint: I must stop the effects of the golden mistletoe after upgrading the present somehow!

Level l2 Direct Hint: There's a critical step you must take in between placing the golden mistletoe, then placing the normal mistletoe

Level l2 Spoiler: Buy both mistletoes, place the gold mistletoe where the normal mistletoe was, walk into it, then place the normal mistletoe above the gold mistletoe

Level m3 Spoiler: No spoiler here :) the solution uses a really cool consequence of the rules, I would be robbing you if I spoiled it for you! If you're really stuck you can see the game's end by pressing + or 9.