Mountain

Marrow Shards

({W/P} can be paid with either {W} or 2 life.)
Marrow Shards deals 1 damage to each attacking creature.

Porcelain Legionnaire

({W/P} can be paid with either {W} or 2 life.)
First strike

Ruthless Invasion

({R/P} can be paid with either {R} or 2 life.)
Nonartifact creatures can't block this turn.

Foundry Inspector

Artifact spells you cast cost {1} less to cast.

Pith Driller

({B/P} can be paid with either {B} or 2 life.)
When this creature enters, put a -1/-1 counter on target creature.

Apostle's Blessing

({W/P} can be paid with either {W} or 2 life.)
Target artifact or creature you control gains protection from artifacts or from the color of your choice until end of turn.

Forest

Plains

Thundering Tanadon

({G/P} can be paid with either {G} or 2 life.)
Trample

Island

Swamp

Act of Aggression

({R/P} can be paid with either {R} or 2 life.)
Gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn.

Spined Thopter

({U/P} can be paid with either {U} or 2 life.)
Flying

Vault Skirge

({B/P} can be paid with either {B} or 2 life.)
Flying
Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Rage Extractor

({R/P} can be paid with either {R} or 2 life.)
Whenever you cast a spell with {H} in its mana cost, this artifact deals damage equal to that spell's mana value to any target.

Slash Panther

({R/P} can be paid with either {R} or 2 life.)
Haste

Power Depot

This land enters tapped.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast artifact spells or activate abilities of artifacts.
Modular 1