Clearwater Goblet [Fifth Dawn] Frog Beast The city of Ghirapur is

The city of Ghirapur is a living thing

Set: Planechase Type: Artifact — Equipment Rarity: Uncommon Cost: {1}{R}{G} Whenever equipped creature attacks

Set: Commander 2011 Type: Creature — Troll Shaman Rarity: Rare Cost: {1}{G}{G} Hexproof (This creature can't be the target of spells or abilities your opponents control

Set: Conspiracy Type: Legendary Creature — Goblin Rogue Rarity: Rare Cost: {X}{B}{R} Grenzo

Why not ask the winds

Clearwater Goblet [Fifth Dawn] Frog Beast The city of Ghirapur isSet: Fifth Dawn Type: Artifact Rarity: Rare Cost: {5} Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) At the beginning of your upkeep, you may gain life equal to the number of charge counters on Clearwater Goblet.