old booster box Mystery box: Classic edition Opening a Bunch of Old

If flipped, it pops every monster on the board and causes both players to reveal the top five cards from their Deck

Card not found (rare), on the other hand, won a Pro Tour in the hands of Gerry Thompson as a part of a Monoblack Zombie deck, which was able to abuse both of its abilities to gain a lot of advantage

Whenever Terra deals combat damage to a player, you may pay

The best way to spot this is by comparing the card to a genuine one

If the opponent Kaalia attacked is no longer in the game when its ability resolves, you may put an Angel, Demon, or Dragon creature card onto the battlefield tapped, but it won't be attacking anyone and it won't be an attacking creature