What are the odds for heroes to be pulled?

Hi @Elbarthos :slightly_smiling_face:

And welcome to the E&P community forum :sparkles:

There are specific posts that provide the info you are looking for, so as an example, we just finished Riddles of Wonderland a few days ago; and here is the link to the original post or OP with all of the discussion threads and specific details on odds…

Here’s the Summary Graphic of Portal Odds

See below amazing summary graphic by @Dorkus
showing what odds you can really expect from the various summons portals in the game:

And here’s the link to the E&P community forum post with info about the upcoming Season 4 (Underwild S4) event:

Look for the info that @Guvnor provided below:

Best of Luck