The Commander for "The Hosts of Mordor" deck
These tournaments, the Japanese Pokmon Card Game Official Tournament in 1997 and the Lizardon (Charizard) Mega Battle tournament in 1998 were Japan-only events
Progenitus was the original unachievable commander that still holds steady in its value, both in and out of foil
Once transformed, it becomes Polukranos, Engine of Ruin, which is a 6/6 with reach and lifelink and reads: Whenever Polukranos, Engine of Ruin 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. Even without any other hydra creatures, the fact this card will split into two is amazing - but with some clever deckbuilding, it could make your deck unkillable
(While theyre phase out, theyre treated as though they dont exist