Legendary Creature — Hydra // Legendary Creature — Phyrexian HydraMarch of the Machine
50/100
Plays about the same in 2HG as it does in any other format.
No 2HG-specific rules fire on this card — it plays much the same here as anywhere else.
Ratings start at a neutral 50 and are adjusted by rules derived from 2HG's structure — shared 60 life, shared turns, two opponents. They'll be recalibrated against real play rates once teams start submitting decklists.
Polukranos Reborn
Reach
: Transform Polukranos Reborn. Activate only as a sorcery. ( can be paid with either 
or 2 life.)
//
Polukranos, Engine of Ruin
Reach, lifelink
Whenever Polukranos or another nontoken Hydra you control dies, create a 3/3 green and white Phyrexian Hydra creature token with reach and a 3/3 green and white Phyrexian Hydra creature token with lifelink.
View Polukranos Reborn // Polukranos, Engine of Ruin on Scryfall ↗
Fits the same colour identity — good candidates for your teammate's deck.
Suggestions are characteristic-based for now. Once teams submit pairings, this becomes a real co-occurrence score: played in X% of teams whose partner deck runs Polukranos Reborn // Polukranos, Engine of Ruin.
