Greater Good [Secret Lair Drop Series]Set: Secret Lair Drop Series Type: Enchantment Rarity: Rare Cost: {2}{G}{G} Sacrifice a creature: Draw cards equal to the sacrificed creature's power, then discard three cards. One day, an Autobot shall rise from our ranks and use the power of the Matrix to light our darkest hour. Until that day, till all are one. Optimus Prime

its controller adds an additional one mana of the chosen color

Set: War of the Spark Promos Type: Legendary Planeswalker — Narset Rarity: Uncommon Cost: {1}{U}{U} Each opponent can't draw more than one card each turn

Set: Antiquities Type: Artifact Creature — Construct Rarity: Rare Cost: {6} Triskelion enters the battlefield with three +1/+1 counters on it

1 Empty the Laboratory

Set: Commander 2014 Type: Creature — Human Cleric Rarity: Rare Cost: {W}{W} During your turn

It's a fiendish carnival of cadavers

Set: Time Spiral Timeshifted Type: Creature — Zombie Rarity: Rare Cost: {2}{B}{B} Zombie spells you cast cost {1} less to cast

Put that card into your hand and the rest on the bottom of your library in a random order

Set: Modern Horizons Type: Instant Rarity: Rare Cost: {2}{G}{G} If it's not your turn

” —Writings of Artonac

Spectra (Dispersion Haze can be attacked

Action - Discard 2 cards with yellow color strips: Destroy Great Library of Solana