Awesome Cyber Monday

Destroy target land.

Spitting Earth deals damage to target creature equal to the number of Mountains you control.

Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.

Haste (This creature can attack and {T} as soon as it comes under your control.)

Ogre Taskmaster can't block.

Haste

When Ogre Arsonist enters the battlefield, destroy target land.

Flying, vigilance

When Magma Giant enters the battlefield, it deals 2 damage to each creature and each player.

Lava Axe deals 5 damage to target player or planeswalker.

Jagged Lightning deals 3 damage to each of two target creatures.

Goblin War Strike deals damage to target player or planeswalker equal to the number of Goblins you control.

Target opponent chooses a creature they control. Other creatures they control can't block this turn.

Goblin Raider can't block.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

When Goblin Matron enters the battlefield, you may search your library for a Goblin card, reveal that card, put it into your hand, then shuffle you...

Defender (This creature can't attack.) Flying

Whenever Alaborn Cavalier attacks, you may tap target creature.