Its one of my favorite combo commanders, toowhen you pair it with Ancient Tomb or self-damaging spells, you can slash mana costs down to nothing and chain into huge finishers like Exsanguinate for game-ending turns
Agadeem's Awakening, for example, has a mana value of 3, so you could transmute a card like Perplex to fetch it up
7 Dockside Extortionist Dockside Extortionist is a cheap but effective red Goblin that can fit into any Commander deck with red mana, meaning players will see it everywhere
If youre interested in taking part in custom card tournaments, there are online options available such as MTG Event and Melee
No graphic design background needed
There's some great suggestions here from people, and really like Eiti3's brew ideas