Heres how it plays out: You are required to have The Gitrog Monster out, Dakmor Salvage in hand and more than 7 cards in hand total At the end of the turn, discard down to hand size, discarding Dakmor Salvage This gives you a draw card trigger from The Gitrog Monster Priority passes to opponents On resolution of the draw trigger, replace this with the dredge from Dakmor Salvage, milling 2 cards and returning Dakmor Salvage to hand As it is still the cleanup step you still need to discard down to 7 cards in hand, again discarding Dakmor Salvage and repeating the combo above on a loop The idea is you loop this to fill your graveyard and try to win from there
The dancing fire adds some dramatic flare to this Flareon interpretation, which helps this Gen 1 Eeveelution just barely edge out Jolteon
There are currently 17 such monsters: "Adventurer Token", "Alexandrite Dragon", "Alligator Token", "Bellcat Token", "Gene-Warped Warwolf", "Gunkan Suship Shari", "Jongleur-Ghoul Illusionist", "Leotron", "Lunalight Token", "Megalosmasher X", "Mekk-Knight Avram", "Mystery Shell Dragon", "Phantom Gryphon", "Photon Token", "Security Token", "Shiny Black "C" Squadder", "Zombino"
Abdel Adrian, Gorion's Ward Next up on the list is Abdel Adrian, Gorion's Ward
All in all, the reprints alone make Deep Clue Sea worth the purchase
Obviously there are some outlier, but most of the commander cards are not that