Cooperative and solo modes for Okko Chronicles: Cycle of Water. This expansion allows players to play solo or as a team against a card-controlled Oni opponent. A new deck of reaction cards aids in the execution of the 'AI' opponent and new boar overlays for the corruption track allow for beginner and expert levels of difficulty. This pack consists of 15 mission cards, 18 adventure cards, 154 reaction cards, 23 activation tokens, 2 board overlays for the oni's corruption track, and a rules book to explain solo and cooperative gameplay.