Board Thread:General Discussion/@comment-33436465-20180824141718/@comment-32271305-20180829120219

All the missions available have already been released, except the ones for Piccolo's EZA, which are listed here: Extreme Z-Battle: Battle as a Namekian Piccolo

As for the second Red Stone, this is what the game says:
 * "God Dragon Stone 4" can be obtained from "Worldwide Celebration Login Bonus" and "Porunga Dragon Ball Campaign".
 * Porunga can be summoned up to 3 times.
 * [Below the list of wishes available] You can select the same wishes upon summoning Porunga again.