They don't always gain life, they don't always hit all your opponents, but one thing is always true: They attack life totals as creatures die
The only thing holding Blacephalon GX back is that its a glass cannon
(To mill a card, a player puts the top card of their library into their graveyard.) At the beginning of your upkeep, any number of target players each mill two cards
Forcing your opponents to choose between sacrificing permanents or granting you card draw is an ugly choice that leaves you ahead either way
Using their respective decks of cards, players select a Pokmon to put in their active slot, which theyll be able to evolve should they draw the right cards
This plays well as a political commander if you want to leverage your silver tongue as much as your actual cards or as a support piece for a cast-from-exile deck that needs extra oomph