Yes, exactly. But its mentioned by IMC not by me.(Even if they "forgot to mention on event note announcement).
Some changes from previous event (not from rewards point of view):
Previous Event Upcoming Event
Same monster could be saved in all three slots Max. 2 of same mobs is allowed
Character must be lv50 minimum Character must be lv100 minimum
For energy drop, lv difference mentioned was 10 Lv difference mentioned is 20.
All the remaining difference now left is clarification on that 1 line.
Ball from another world in case someone is still wondering https://tos.neet.tv/items/628078