We already know from experience that Jake likes to run an unbalanced campaign. None of us would have been so ready to do this if Jake were fair, or if he was a new DM. As to whether well be allowed to keep our stuff, we all have a back-up ready ( though the DM doesnt know this.
How we did it
We used the item creation section p.284-8 DMG
1. Create a Staff.
2. Under Estimating magic item cost it says an item with 50 charges costs half the unlimited use cost.
3. We used that in reverse, saying it costs double to create a unlimited use staff.
I know that it probobaly...
We just had a TPK and our old DM was tired of trying to plan a game while dealing with a hectic life. Everyone agreed to a new DM. The new DM tried to make things easy for himself by stating that we could only use the three core rulebooks for a new 10th level campaign. He then left for work...