The names are purposefully awful, I got the idea from my minute knowledge of Yugioh card titles.
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Finishing Move #1: Power of the Gods Harnessed by the Light's Champion
Finishing Move #2: Omniscience Mastered by the Pharaoh's Vizier
Finishing Move #3: Arrival of the Lichlord's Dreaded Devastation
Finishing Move #4: Cataclysmic Wrath of the Rage of Titans
Finishing Move #5: Gaea's Ancient Vengeance; Power of the Wild Gods and the Forces of Nature
Finishing Move #6: Planar Phasing Event Causing Cosmic Waves
Finishing Move #7: The Bringer of Deaths Deserved; Massacre of Immortals
If I get around to it, Finisher subtype is going to have carried rules text (I know, bad design probably) that is equivalent to the last line on each of those cards. I dunno how to make a Mechanic (in MULTIVERSE terms) for this, so I'll just put it in reminder text at the bottom.