Sinkhole [Alpha Edition] Kaladesh Prerelease Promos that spell can't be countered

that spell can't be countered

{T}: Counter target activated ability from an artifact source unless that ability's controller pays {W}

Set: Eternal Masters Type: Sorcery Rarity: Rare Cost: {X}{G} Search your library for a green creature card with mana value X or less

Set: Khans of Tarkir Prerelease Promos Type: Instant Rarity: Rare Cost: {R}{W} The next time a source of your choice would deal damage to you this turn

Set: Zendikar Promos Type: Creature — Angel Rarity: Rare Cost: {2}{W}{W} Flying

Sinkhole [Alpha Edition] Kaladesh Prerelease Promos that spell can't be counteredSet: Alpha Edition Type: Sorcery Rarity: Common Cost: {B}{B} Destroy target land.