Its presence in the game is more than just an obstacle
Though at first glance, Karador may seem costly at eight mana, this Abzan (black/green/white) commander costs one mana less to cast for each creature in your graveyard, meaning it will most often be cast for its minimum cost of three mana
It isnt a direct replacement for Phyrexian Altar, but it is a neat little backup with its own set of advantages and disadvantages
While the two first modes speak for themselves and would already constitute a strong magic card, the last mode is more format dependent and as it stands, it is a very effective ability in the current Modern metagame
If you run an evolution deck and lost a weak Basic Pokemon earlier in the battle, the opponent could force it back onto the Bench and switch it out for the kill, either using Victreebels Fragrance Trap Ability or the Sabrina Supporter card