Elden Ring PC | Red Wolf of Radagon boss fight co-op w/1 summoned player on NG w/achievement #short

Drops:
12,600 runes
Memory Stone
Red Wolf of Radagon achievement (Steam / PC)

Red Wolf of Radagon
"Red Wolf of Radagon is a Great Enemy Boss in Elden Ring. This giant red wolf wields sorceries and guards the found in the Grand Library of Raya Lucaria Academy. This is an optional boss as players don't need to defeat it to advance in Elden Ring, though they do need to defeat it to advance further in Raya Lucaria Academy and to achieve a certain ending."
https://eldenring.wiki.fextralife.com/Red+Wolf+of+Radagon

Memory Stone
"Memory Stone is a Key Item in Elden Ring. Memory Stone increases Memory Slots. Key Items in Elden Ring include a wide variety of items found in specific locations or are given by a related NPCs which are used to unlock areas, quests, and to further progress the game's story."
https://eldenring.wiki.fextralife.com/Memory+Stone

Red Wolf of Radagon achievement
https://www.trueachievements.com/a354507/red-wolf-of-radagon-achievement