You can feed all this mana into generic mana costs, X-spell costs, or, with Chromatic Orrery out, use it to cast whatever you like
What's the MOQ
This is less of a mechanic and more of a strange thing that all competitive players do that we would like to touch on
A poisoning cannot be stacked with a second poison
Atog deck: 25 Cards known to exist, to be completed with the missing ones: Counterspell (7th Edition) Entomb (Odyssey) Fact or Fiction (Invasion) Fire / Ice (Apocalypse) Flametongue Kavu (Planeshift) Island 332/350 (7th Edition) Island 333/350 (7th Edition) Island 334/350 (7th Edition) Island 336/350 (Invasion) Island 337/350 (Invasion) Island 338/350 (Invasion) Island 335/350 (Onslaught) Island 337/350 (Onslaught) Island 338/350 (Onslaught) Nightscape Familiar (Planeshift) Psychatog (Odyssey) Repulse (Invasion) Salt Marsh (Invasion) Shadowmage Infiltrator (Odyssey) Shivan Reef (Apocalypse) Syncopate (Odyssey) Underground River (7th Edition) Undermine (Invasion) Urborg Volcano (Invasion) Urza's Rage (Invasion) Mini MTG Cards Angry Dog Deck Uncut Sheet 10 x 11 front
Toph, the First Metalbender Toph Beifong is a fan-favorite, and her card, Toph, the First Metalbender, perfectly captures her spirit