The Forbidden Donut achievement is one of the many achievements that you can unlock in Destroy All Humans 2 Reprobed.
Contracts are an integral part of F1 Manager 2022, and knowing how to properly negotiate contracts is a skill you have to learn.
Radiant Spincrystals are used for unlocking soundtracks, and you can find a handful of them in the new Sumeru region.
Challenge the Bulky Iron Chunk is a sub-quest that falls under the Legends of the Stone Lock quest. It involves defeating a Ruin monster deep underground.