Tectonic Instability [Invasion] Dragon Shield Set: Alpha Edition Type: Creature

Set: Alpha Edition Type: Creature — Dwarf Rarity: Uncommon Cost: {2}{R} {T}: Destroy target Wall

Set: Legends Type: Enchantment — Aura Rarity: Uncommon Cost: {U} Enchant creature

Set: Commander 2014 Type: Creature — Elf Shaman Rarity: Rare Cost: {2}{G}{G} When Masked Admirers enters the battlefield

Set: Commander 2015 Type: Land Rarity: Rare As Ancient Amphitheater enters the battlefield

where X is the total amount of mana paid this way

Tectonic Instability [Invasion] Dragon Shield Set: Alpha Edition Type: CreatureSet: Invasion Type: Enchantment Rarity: Rare Cost: {2}{R} Whenever a land enters the battlefield, tap all lands its controller controls. "Think of the problems we'll face if you uproot entire continents," said Urza. "I have," replied Teferi, "but the alternative is worse."