Counterbalance [Secret Lair Drop Series] Weird you put a +1/+1 counter

you put a +1/+1 counter on Firkraag

Set: Legends Type: Legendary Creature — Demon Rarity: Rare Cost: {2}{U}{B}{R} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp

Whenever Zalto

Set: Vanguard Series Type: Vanguard Rarity: Rare {3}: Urza deals 1 damage to any target

Set: International Collectors' Edition Type: Artifact Rarity: Rare Cost: {4} Red creatures get +1/+1

Counterbalance [Secret Lair Drop Series] Weird you put a +1/+1 counterSet: Secret Lair Drop Series Type: Enchantment Rarity: Rare Cost: {U}{U} Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card.