Cavern of Souls [Ultimate Masters]Set: Ultimate Masters Type: Land Rarity: Mythic As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

and my javelin the lightning

Set: Unlimited Edition Type: Artifact Creature — Juggernaut Rarity: Uncommon Cost: {4} Juggernaut attacks each combat if able

and the darkness cast them in the best possible light

This ability can't cause the total number of +1/+0 counters on Clockwork Avian to be greater than four

Set: Beta Edition Type: Artifact Rarity: Uncommon Cost: {3} Basalt Monolith doesn't untap during your untap step

Set: Commander 2014 Type: Instant Rarity: Rare Cost: {1}{U} Return target nonland permanent you don't control to its owner's hand

Prairie Stream enters the battlefield tapped unless you control two or more basic lands

denying us passage

Set: Beta Edition Type: Creature — Orc Rarity: Common Cost: {1}{R} Ironclaw Orcs can't block creatures with power 2 or greater

The Eldrazi hunger without limit and consume without pause

This creature enters the battlefield with twice that many +1/+1 counters on it

Set: Magic 2015 Tokens Type: Token Creature — Goblin Rarity: Common