Below are some anagrams. The only catch is that I've removed the letter P. Add one or more P's and unscramble the letters to produce a single, unpunctuated word. Any punctuation in the source letters is purely stylistic.
People should feel free to post answers for the ones they've solved. Be aware that this means that the comments will contain spoilers, if you'd rather work them out by yourself. I'm hoping that this one will be a bit challenging for you guys. To that end, I put up a fair selection for you to chew on. Enjoy!
LIMB can be rearranged into BLIMP by adding a P.
Warmups -- I found one answer, adding only one P
1. MEND TARTE
3. RUST ORE
First Round -- I found one answer, adding one or more P's
5. LUNA FABLE
7. SHOOT! I AM U.
8. ONLY A
10. IO'S TOES
11. ARE RED
12. ACK! BEAR!
13. SEED I/O
Second Round -- I found two answers, adding one or more P's
Third Round -- I found at least three answers, adding one or more P's