Tenth Edition

At the beginning of your upkeep, flip a coin. If you lose the flip, return Scoria Wurm to its owner's hand.

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

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.)

{2}: Target black or green creature gains haste until end of turn. (It can attack and {T} this turn.)

Pyroclasm deals 2 damage to each creature.

{T}: Prodigal Pyromancer deals 1 damage to any target.

{T}: Orcish Artillery deals 2 damage to any target and 3 damage to you.

Sacrifice Mogg Fanatic: It deals 1 damage to any target.

Whenever a player taps a land for mana, Manabarbs deals 1 damage to that player.

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

At the beginning of each opponent's upkeep, if that player has two or fewer cards in hand, Lavaborn Muse deals 3 damage to that player.

Lava Axe deals 5 damage to target player or planeswalker.

Haste (This creature can attack and {T} as soon as it comes under your control.) {T}: Kamahl, Pit Fighter deals 3 damage to any target.

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

Flying (This creature can't be blocked except by creatures with flying or reach.)

Draw four cards, then discard three cards at random.

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

Whenever Goblin Elite Infantry blocks or becomes blocked, it gets -1/-1 until end of turn.

Flying (This creature can't be blocked except by creatures with flying or reach.) {R}: Furnace Whelp gets +1/+0 until end of turn.

If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

All creatures get +X/-X until end of turn.