@startuml
class Environment {
    + {static} getInstance() : Environment
    + getBlockRegistry() : Dictionary<String, Block>
    + addBlock(block:Block, existingUUID:string) : void
    + removeBlock(uuid:string) : void
    + applyChanges() : void
    + completeDestroyBlock(block:Block) : void
    + getBlock(uuid:string) : Block
    + clearEnvironment() : void
}
class "UnityEvent`1"<T> {
}
MonoBehaviour <|-- Environment
Environment --> "onBlockAddedEvent<Block>" "UnityEvent`1"
Environment --> "onBlockRemovedEvent<Block>" "UnityEvent`1"
Environment --> "onChangeEvent" UnityEvent
@enduml