phyrexian all will be one set booster box Magic: The Gathering Phyrexia One 3 Uncommon cards Magic: The Gathering: Phyrexia All

For one, theres better Horrors out there you can stick in their place but theres also not a ton of reason to be this all-in on Horrors to start with

Can I activate this card's [When Attacking] [Counter] effect during the counter timing after that

These cards were later included in Expansion Sheet 1 (or, the vending machine series as its known to collectors more often) and made available through special vending machines starting on March 23, 1998

You can flash it out anytime and emerge it to sacrifice something about to die

So far, there have been 127 mainline Pokmon sets, with special boosters and promos adding even more cards into the mix