┌─────────────┐  similar theme of         ┌───────────────────┐                      ┌────────┐
│             │  "owning your        │                   │                      │        │
│   Sintel    │  dragon"             │                   │  Opening similar     │ Aliens │
│             │ ························> │                   │ ···················> │        │
└─────────────┘                           │                   │                      └────────┘
                                          │                   │  Character similar     ∧
                                          │      Avatar       │  (Pilots)              │
                                          │                   │ ───────────────────────┘
                                          │                   │
┌─────────────┐  Human-operator           │                   │
│ Xenogenesis │  controlled Mecha as in   │                   │
│             │ <························ │                   │
└─────────────┘                           └───────────────────┘
                                            :
                                            : Underwater flora
                                            ∨
                                          ┌───────────────────┐
                                          │     The Abyss     │
                                          └───────────────────┘