Mishra's Bauble

{T}, Sacrifice Mishra's Bauble: Look at the top card of target player's library. Draw a card at the beginning of the next turn's upkeep.

Snow-Covered Forest

{T}: Add {G} to your mana pool.

Snow-Covered Island

{T}: Add {U} to your mana pool.

Engineered Explosives

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Engineered Explosives: Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Engineered Explosives.

Aether Spellbomb

{U}, Sacrifice ?ther Spellbomb: Return target creature to its owner's hand. {1}, Sacrifice ?ther Spellbomb: Draw a card.

Cryptic Command

Galvanic Blast

Galvanic Blast deals 2 damage to target creature or player. Metalcraft — Galvanic Blast deals 4 damage to that creature or player instead if you control three or more artifacts.

Pithing Needle

As Pithing Needle comes into play, name a card. Activated abilities of sources with the chosen name can't be played unless they're mana abilities.

Blood Moon

All non-basic lands are now basic mountains.

Anger of the Gods

Anger of the Gods deals 3 damage to each creature. If a creature dealt damage this way would die this turn, exile it instead.

Tormod's Crypt

{T}, Sacrifice Tormod's Crypt: Remove target player's graveyard from the game.

Flooded Strand

Misty Rainforest

Polluted Delta

Scalding Tarn

Steam Vents

Tireless Tracker

Metallic Rebuke

Breeding Pool

({T}: Add {G} or {U}.) As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.