Crystalline Crawler [Commander 2016] Pro Tour Promos you may change "swampwalk" to

you may change "swampwalk" to "plainswalk

you may reveal a Goblin card from your hand

Set: Unlimited Edition Type: Instant Rarity: Rare Cost: {B}{B} Look at target opponent's hand and choose a card from it

Set: From the Vault: Realms Type: Land Rarity: Mythic {T}: Add {C}{C}

Set: Legions Type: Creature — Sliver Rarity: Rare Cost: {3}{W} Whenever a Sliver deals damage

Crystalline Crawler [Commander 2016] Pro Tour Promos you may change "swampwalk" toSet: Commander 2016 Type: Artifact Creature Construct Rarity: Rare Cost: {4} Converge Crystalline Crawler enters the battlefield with a +1 +1 counter on it for each color of mana spent to cast it. Remove a +1 +1 counter from Crystalline Crawler: Add one mana of any color. {T}: Put a +1 +1 counter on Crystalline Crawler.