Here is the consensus Grixis Frog list based on tournament data from the last 30 days across 12 events in Modern (24 tracked decks):
MAINBOARD (core cards, sorted by presence)
4x Psychic Frog (100%)
4x Polluted Delta (100%)
~2x Watery Grave (100%)
~2x Island (100%)
~1-2x Undercity Sewers (100%)
~3-4x Fatal Push (96%)
~1x Steam Vents (96%)
~3x Scalding Tarn (92%)
~1x Swamp (92%)
~3-4x Force of Negation (88%)
~3-4x Quantum Riddler (88%)
~2x Spell Snare (83%)
~2-3x Bloodstained Mire (79%)
~1-2x Sink into Stupor // Soporific Springs (79%)
~3-4x Thoughtseize (75%)
~2-3x Counterspell (75%)
~1x Sheoldred's Edict (75%)
~2x Subtlety (71%)
~2x Orcish Bowmasters (67%)
~1x Thundering Falls (67%)
~2x Consign to Memory (58%)
~1x Kolaghan's Command (50%)
~1x Murktide Regent (50%)
The deck has two meaningful flex packages: about 42% of lists run a Ragavan / Tamiyo package (leaning tempo), while 29-30% run Mishra's Bauble and Kaito, Bane of Nightmares (leaning grind). Blood Crypt appears in 50% of lists to support the red splash.
SIDEBOARD (core)
2-3x Consign to Memory (100%)
2x Mystical Dispute (100%)
~1-2x Meltdown (79%)
~1-2x Pyroclasm (67%)
2x Harbinger of the Seas (63%)
~1x Nihil Spellbomb (54%)
~1x Surgical Extraction (50%)
Sources: Data from 12 Modern tournaments (67% Melee, 33% MTGO) over the past 30 days.
https://www.mtgo.com/decklist/modern-challenge-96-2026-09-1612854120
https://www.mtgo.com/decklist/modern-challenge-96-2026-09-1412854101
https://melee.gg/Decklist/View/16d7d0f1-cf0a-4e32-a421-b4c4000e8d8f