Whenever you cast an instant or sorcery spell that targets only a single nonland permanent an opponent controls, if another opponent controls one or more nonland permanents that spell could target, choose one of those permanents. Copy that spell. The copy targets the chosen permanent.

: Regenerate Exterminator Magmarch.

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

Magma Jet deals 2 damage to any target. Scry 2.

Magma Opus deals 4 damage divided as you choose among any number of targets. Tap two target permanents. Create a 4/4 blue and red Elemental creature token. Draw two cards.

, Discard Magma Opus: Create a Treasure token.

Magma Pummeler enters with X +1/+1 counters on it.

If damage would be dealt to Magma Pummeler while it has a +1/+1 counter on it, prevent that damage and remove that many +1/+1 counters from it. When one or more counters are removed from Magma Pummeler this way, it deals that much damage to any target.

All Slivers have ": Target Sliver creature gets +X/+0 until end of turn, where X is the number of Slivers on the battlefield."

, Sacrifice a land: Magma Vein deals 1 damage to each creature without flying.

At the beginning of your upkeep, put a -1/-1 counter on Magmaroth.

Whenever you cast a noncreature spell, remove a -1/-1 counter from Magmaroth.

As long as there are four or more instant and/or sorcery cards in your graveyard, Magmatic Channeler gets +3/+1.

, Discard a card: Exile the top two cards of your library, then choose one of them. You may play that card this turn.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

At the beginning of your end step, Magmatic Core deals X damage divided as you choose among any number of target creatures, where X is the number of age counters on it.

When Magmatic Galleon enters, it deals 5 damage to target creature an opponent controls.

Whenever one or more creatures your opponents control are dealt excess noncombat damage, create a Treasure token.

Crew 2

Delve (Each card you exile from your graveyard while casting this spell pays for .)

Magmatic Sinkhole deals 5 damage to target creature or planeswalker.

, Sacrifice a nonland permanent: Magmaw deals 1 damage to any target.