If a creature on the battlefield has a "whenever another creature enters" ability, it won't trigger because that creature will be face down before Ixidron enters
Then if it has ten or more point counters on it, remove them all and that player loses the game
Regrettably, Imperial Seal hasnt been appropriately reprinted, as there just arent enough judge promos to go around and Double Masters copies are still pricy
As has been the case for the last few new sets, theres no celebratory offer of bonus hourglasses, or fun new challenges to unlock the same
These can be repeatable effects, like Ashnod's Altar and Goblin Bombardment, but there are plenty of one-off sacrifice cards like Deadly Dispute and Bone Shards
While the win rate numbers aren't terrible, it's a card that results in one-sided games with little interaction between players