Volcanic Geyser [Friday Night Magic 2000] Fallen Empires It claws at the earth

It claws at the earth in a vain attempt to reclaim what it once was

Set: Mercadian Masques Type: Creature — Horror Mercenary Rarity: Rare Cost: {4}{B}{B} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp

{T}: Goblin Snowman deals 1 damage to target creature it's blocking

but it reveals what it sees only to a chosen few

Volcanic Geyser [Friday Night Magic 2000] Fallen Empires It claws at the earthSet: Friday Night Magic 2000 Type: Instant Rarity: Rare Cost: {X}{R}{R} Volcanic Geyser deals X damage to any target. My thunder comes before the lightning; my lightning comes before the clouds; my rain dries all the land it touches. What am I? Femeref riddle