While most rituals let you gain an extra 1-3 mana on top of what you paid for them, Channel lets you turn 2 green mana into as much colorless as you can afford with your life total, which is enough to power out a massive X spell like Fireball or Emrakul, the Aeons Torn
For example, you can attach them to your opponents monsters as long as theres no specific card text that says otherwise
Set: Sword & Shield: Silver Tempest Prize Pack Rarity: Rare Card Number: 131/195 Printing/Finishes: Normal Card Type: Pokmon Stage: Stage 2 Attack 1: [3] Dragon Claw (80) Attack 2: [2WL] Energy Hurricane (180) Search your deck for up to 3 basic Energy cards and attach them to your Pokmon in any way you like
The game can play 1 4 people, but if you are wanting to play with 3-4 people you are really going to need a second core straight from the off, just to have enough cards to build 4 decks at once
Trading websites such as eBay, Amazon, or Craigslist are more likely to sell fake cards than a brick and mortar store
Magic: the Gathering single card - Natural Affinity from the set Ninth Edition | Finish: Regular