Combine atomic elements on a hexagonal grid and contain chaos in the Unstable Nuclear Reactor puzzle. You will have to stabilize the unstable energy of the core, build powerful combo reactions and competently manage resources under conditions of ever-increasing tension. Collect radioactive coins on the field in Unstable Nuclear Reactor, unlock strategic upgrade tools and earn game points. For carrying out long atomic chains, smartly upgrading equipment and maintaining control over a reactor on the verge of explosion, you are awarded bonuses. A good reaction speed will help you cope with a critical failure in time. Far-sighted logical thinking will allow you to effectively cope with all schemes.