SmartDraw includes thousands of professional-looking diagrams like this that you can easily edit and make your own.
Text in this example:
Pleadings and Motions Third-Party Complaint
F.R.C.P. 14 Cross Claims
F.R.C.P. 13 Counterclaim
F.R.C.P. 13 Answer
F.R.C.P. 12 Summons and Complaint
F.R.C.P. 4 F.R.C.P. - Federal Rules of Civil Procedure Pretrial Motions
F.R.C.P. 7(b) Amended and Supplemental Pleadings
F.R.C.P. 15(a) Motion for a More Definite Statement Motion for Summary Judgment
F.R.C.P. 56 Motion for Judgment on the Pleadings
F.R.C.P. (c) Motion to Strike
F.R.C.P. 2(f) Compulsory Counterclaim
F.R.C.P. 13(a),(f) Permissive Counterclaim
F.R.C.P. 13(b),(c)