You gotta love a clean design like this: You get to proliferate once for each spell cast that turn, and being an instant means you can fire it off on an opponents turn to piggyback off their spell count
Learn more: Mordenkainen's Tome of Foes Baldur's Gate: Descent into Avernus Ellywick Tumblestrum The legendary bard Ellywick Tumblestruma gnome whose many journeys began on an unknown world of the Material Planehas beguiled a fey prince, calmed the fury of the Nine Hells, twisted the mind of an archmage, won the love of a dragon-god, and brought a demon queen to tears
Note: If my Thoughtseize is instead an Inquisition of Kozilek that cant hit Gifts Ungiven, I would likely cast it on Turn 1 in the hopes of cutting off their ability to put together a hand that supports Gifts Ungiven
The Manabase Competitive Two-Color Mana for Aang [cards] Flooded Strand Prismatic Vista Scalding Tarn Hallowed Fountain Deserted Beach Glacial Fortress [/cards] Youve got a premium dual-color land suite fetches like [card]Flooded Strand[/card], [card]Prismatic Vista[/card], and [card]Scalding Tarn[/card] pair with dual lands like [card]Hallowed Fountain[/card], [card]Deserted Beach[/card], and [card]Glacial Fortress[/card] for consistent early plays
We found it led to mind-melting board states, especially in Limited, where it was hard to track what was happening