Emerge [cost] means You may cast this spell by paying [cost] and sacrificing a creature rather than paying its mana cost and If you chose to pay this spells emerge cost, its total cost is reduced by an amount of generic mana equal to the sacrificed creatures converted mana cost." Paying a cards emerge cost follows the rules for paying alternative costs in rules 601.2b and 601.2fh
9, Amazon has the 2025 edition of the Pokmon TCG Trainers Toolkit down to $34.45 , shaving $22 off its $56.99 list price
It has potential in many Constructed formats as a flexible artifact creature, and it gets better if you can ramp and produce large amounts of mana
Activating Lethal Vapors' activated ability is an "action", so the players are not required to take it in order to break the loop
Aeve, Progenitor Ooze All of History, All at Once Amphibian Downpour Astral Steel Brain Freeze Chatterstorm Crackling Spellslinger Crow Storm Dragonstorm Elemental Eruption Empty the Warrens Fiery Encore Flusterstorm Galvanic Relay Grapeshot Ground Rift Haze of Rage Hindering Touch Hunting Pack Ignite Memories Krosan Adaptation (playtest) Mind's Desire Mordor on the March Prismari, the Inspiration Radstorm Ral, Crackling Wit Reaping the Graves Scattershot Spreading Insurrection Sprouting Vines Storm of Memories Storm, Force of Nature Stormscale Scion Tempest Technique Temporal Fissure Tendrils of Agony Volcanic Awakening Weather the Storm Wing Shards