As long as you control it when you draw your second card in a turn, that ability will trigger
So, as you add scroll counters to Aretopolis, you either gain life equal to the number of scroll counters, or chaos add a counter and draw cards
The five three-colour combinations known as Shards, composed from allied colours, are: Bant: Blue/Green/White Esper: White/Black/Blue Grixis: Black/Blue/Red Jund: Black/Green/Red Naya: Green/Red/White The five three-colour combinations known as Wedges, made up of enemy colours, are: Abzan: Black/Green/White Jeskai: Blue/Red/White Mardu: Black/Red/White Sultai: Black/Blue/Green Temur: Blue/Green/Red Four-colour combination names in MTG There are five ways to combine four colours in MTG
A list without any justification however is far less relevant unless you are already familiar with the opinions of the the person presenting the list
With Pack Points in Pokemon TCG Pocket being a contentious point with fans due to their availability, or lack thereof, and difficulty in getting specific cards, it doesn't seem too absurd to think the game will eventually add the ability to buy specific cards for Poke Gold, for example