And mechanically speaking, that shows up beautifully here as his static ability doubles all damage he would deal, and at the beginning of each end step, if he dealt damage to another Creature that turn, he gets a +1/+1 counter
Probably the best matchup I could ask for: traditional Esper Dragons
Glimmervoid Basin Glimmervoid Basin allows players to copy an instant or sorcery similar to the effect of Zada, Hedron Grinder, except it targets every single possible target
Though worse than Arcane Signet most of the time, Obsidian Obelisk is a new mana rock for multi-color decks
Tireless Tracker is the whole package: You get more and more clues for the very low cost of playing your lands, and you get a payoff for cracking those clues
It just so happens that the most synergistic cards for Tergrid are also the most unfun