Winds of Change

Each player shuffles the cards from their hand into their library, then draws that many cards.

Goblin Mutant

Trample
Goblin Mutant can't attack if defending player controls an untapped creature with power 3 or greater.
Goblin Mutant can't block creatures with power 3 or greater.

Hammerheim

{T}: Add {R}.
{T}: Target creature loses all landwalk abilities until end of turn.

Incinerate

Incinerate deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.

Mons's Goblin Raiders

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Snow-Covered Mountain

Basalt Monolith

Basalt Monolith doesn't untap during your untap step.
{T}: Add {C}{C}{C}.
{3}: Untap Basalt Monolith.

Goblin Rock Sled

Trample
Goblin Rock Sled doesn't untap during your untap step if it attacked during your last turn.
Goblin Rock Sled can't attack unless defending player controls a Mountain.

Goblin Grenade

As an additional cost to cast this spell, sacrifice a Goblin.
Goblin Grenade deals 5 damage to any target.

Blood Moon

Chaos Moon

At the beginning of each upkeep, count the number of permanents. If the number is odd, until end of turn, red creatures get +1/+1 and whenever a player taps a Mountain for mana, that player adds an additional {R}. If the number is even, until end of turn, red creatures get -1/-1 and if a player taps a Mountain for mana, that Mountain produces colorless mana instead of any other type.

Disintegrate

Disintegrate deals X damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Goblins of the Flarg

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)
When you control a Dwarf, sacrifice Goblins of the Flarg.

Goblin Ski Patrol

{1}{R}: Goblin Ski Patrol gets +2/+0 and gains flying. Its controller sacrifices it at the beginning of the next end step. Activate only once and only if you control a snow Mountain.

Goblin King

Other Goblins get +1/+1 and have mountainwalk.

Goblin Digging Team

{T}, Sacrifice Goblin Digging Team: Destroy target Wall.

Chain Lightning

Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.