Think about your hand when looking at abilities : If youre putting a card in your inkwell and playing a character on every turn, but you are only drawing one card (by default) every turn then youll run out of cards very quickly
Mardu colors give you access to all the top removal cards, and best of all, Edgar's eminence ability makes him useful from the command zone, where he can churn out mini-mes in safety
Aether Hub, Harnessed Lightning, Glint-Sleeve Siphoner, and Whirler Virtuoso are all fine energy-based cards that can be played outside of a true energy sub-theme
However, the problem is that Yugi was the number one contributor to creating However, Yugi's combo to defeat the Three Phantom Gods in the fighting ritual is limited to the anime
Using as much of your available mana as possible each turn will allow you to have a big impact on the game, and itll serve you well in future turns