I see a lot of Thalia, Heretic Cathar and a lot of Authority of the Consuls, but comparatively little Blind Obedience
Seems they only got that half-right though, because in the game of Magic: The Gathering you can most certainly create energy
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Journey into Nyx Standard | Eric Rill Planeswalkers (7) 1 Jace, Memory Adept 2 Elspeth, Sun's Champion 4 Jace, Architect of Thought Spells (26) 1 Negate 1 Syncopate 2 Celestial Flare 4 Azorius Charm 4 Dissolve 4 Sphinx's Revelation 4 Supreme Verdict 1 Banishing Light 4 Detention Sphere 1 Elixir of Immortality Lands (27) 5 Island 5 Plains 1 Temple of Deceit 1 Temple of Silence 3 Mutavault 4 Azorius Guildgate 4 Hallowed Fountain 4 Temple of Enlightenment Sideboard (15) 2 Nyx-Fleece Ram 1 Deicide 2 Celestial Flare 1 Aetherling 1 Blind Obedience 1 Dispel 1 Negate 1 Pithing Needle 2 Gainsay 3 Last Breath While he definitely fits there, Nyx-Fleece Ram has potential in a main-deck slot
So, if you encounter an effect that says that the creature loses all abilities, all you need is to find out which effect is more recent
Alongside powerful Proliferate creatures like Tainted Observer you can easily annihilate your opponents in no time