- Essence Fusion/Merging
- Soul Fusion
The user can merge souls together into either one single soul or vessel.
- May be temporary.
- May cause personality changes.
See Also: Merger of Souls.
- Mewtwo (Pokémon the Movie: Detective Pikachu)
- Howard Clifford (Pokémon the Movie: Detective Pikachu);Via through merging his soul through Mewtwo
- Sora (Kingdom Hearts)
- Shao Kahn (Mortal Kombat)
- Professor Ozpin (RWBY)
- The Golden Tyrant/Judas Iscariot (Seikon no Qwaser)
- Hoaqin (White) (Tower of God)
- Yugi and Atem (Yu-Gi-Oh!)
- Jaden Yuki and Yubel (Yu-Gi-Oh! GX)
- Sayless (YU-NO)
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