You only need to spend some of your real world money on it, because TCG Pocket wouldn't be a mobile game if there weren't microtransactions - but we'll get to those later
A few non-Standard sets and promos use the same symbol, but generally, the expansion symbol is great to make sure youre looking at the correct one and identify which set it comes from
It turns out that the result of doubling ETB effects is more than twice as powerful than each of those effects individually
(It can't be blocked except by artifact creatures and/or creatures that share a color with it.) Whenever equipped creature attacks, until the end of defending player's next turn, that player gets two rad counters whenever they cast a spell
It does have a bit of a drawback in that you can only hit a single target with it, so its less good in multiplayer
Now we shall bow to our Eldrazi Lord