Updated:
Adventure Time: Finn and Jake Swords
Me (last minute with no supplies in the house except cardboard): What do you want to be for Purim?
Child 1: Finn from Adventure Time! Can you make me a sword?
Me: Sure! Let's do his original Golden Sword
Child 2: I want to be Jake!
Me: Cool! We have a costume for that
Child 2: I also need a sword
Me: Jake doesn't have a&hellp;
Child 2: Jake's Sword
(click an image to uncrop and embiggen)
Jake's sword starts to take form 
Here we are. 100% cardboard and things we had in the house. 
I think that's a gopher skull on the bottom of Jake's sword?
